Life Story

Complete the Master Chief Saga playlist.

30 Gamerscore

Just Getting Started

Kill 100 enemies or players.

5 Gamerscore

Balaho's Most Wanted

Kill 100 Grunts.

5 Gamerscore

The One Percent

Kill 100 Elites.

5 Gamerscore

Spoilsport

Kill 100 Jackals.

5 Gamerscore

Going Bananas

Kill 100 Brutes.

5 Gamerscore

Hunters Hunted

Kill 50 Hunters.

5 Gamerscore

Checkmate

Kill 100 Watchers.

5 Gamerscore

I Was Wondering What Would Break First

Kill 100 Knights.

5 Gamerscore

Pest Control

Kill 100 Crawlers.

5 Gamerscore

Thanks A Killion

Kill 20,000 enemies or players.

20 Gamerscore

Medal Completionist

Collect 10,000 campaign or playlist medals.

20 Gamerscore

The Guardians Are Coming

Get killed by the Guardians.

5 Gamerscore

Bite The Hand

Kill a 343 developer in matchmaking or someone who has this achievement.

10 Gamerscore

Mystery Achievement

Inscrutable. Mysterious.

5 Gamerscore

Where Am I?

Complete 10 missions or multiplayer games.

5 Gamerscore

I Got This

Complete 100 missions or multiplayer games.

10 Gamerscore

Tempered Blade

Win 10 multiplayer games.

5 Gamerscore

Forged in Fire

Win 100 multiplayer games.

10 Gamerscore

Sample Plate

Complete three cross-game playlists.

20 Gamerscore

I Dabble in Slaying

Complete one cross-game playlist.

10 Gamerscore

Stick With It...A Little Longer

Play a multiplayer or co-op game at least 3 months after your first game.

5 Gamerscore

Veteran

Complete all campaigns on Normal difficulty.

30 Gamerscore

War Hero

Complete all campaigns on Heroic difficulty.

40 Gamerscore

Legend

Complete all campaigns on Legendary difficulty.

50 Gamerscore

Lore Master

Activate all terminals.

30 Gamerscore

Your Journey Begins

Complete a campaign mission or a match of multiplayer.

5 Gamerscore

LASO Master

Complete each individual game specific LASO playlist for every Halo game.

50 Gamerscore

The Silent Cartographer

Halo CE: Complete The Silent Cartographer.

10 Gamerscore

Assault on the Control Room

Halo CE: Complete Assault on the Control Room.

10 Gamerscore

Pillar of Autumn

Halo CE: Complete The Pillar of Autumn.

10 Gamerscore

Halo

Halo CE: Complete Halo.

10 Gamerscore

Truth and Reconciliation

Halo CE: Complete The Truth and Reconciliation.

10 Gamerscore

343 Guilty Spark

Halo CE: Complete 343 Guilty Spark.

10 Gamerscore

The Library

Halo CE: Complete The Library.

10 Gamerscore

Two Betrayals

Halo CE: Complete Two Betrayals.

10 Gamerscore

Keyes

Halo CE: Complete Keyes.

10 Gamerscore

The Maw

Halo CE: Complete The Maw.

10 Gamerscore

Hit The Beach

Halo CE: Beat the par time on The Silent Cartographer.

10 Gamerscore

Would It've Killed You To Take The Elevator

Halo CE: Beat the par time on Assault on the Control Room.

10 Gamerscore

Didn't Like This Ship Anyways

Halo CE: Beat the par time on The Pillar of Autumn.

10 Gamerscore

Flyover Country

Halo CE: Beat the par time on Halo.

10 Gamerscore

You Can't Handle the Truth

Halo CE: Beat the par time on The Truth and Reconciliation.

10 Gamerscore

Lightning in a Bottle

Halo CE: Beat the par time on 343 Guilty Spark.

10 Gamerscore

TLDR

Halo CE: Beat the par time on The Library.

10 Gamerscore

Whistle Stop Tour

Halo CE: Beat the par time on Two Betrayals.

10 Gamerscore

Scurty Bump

Halo CE: Beat the par time on Keyes.

10 Gamerscore

All You Can Eat

Halo CE: Beat the par time on The Maw.

10 Gamerscore

Did Somebody Say...

Halo CE: Beat par time on all Halo: CE levels.

20 Gamerscore

Charted

Halo CE: Beat the par score on The Silent Cartographer.

10 Gamerscore

Vetro Strike

Halo CE: Beat the par score on Assault on the Control Room.

10 Gamerscore

Pillar of Awesome

Halo CE: Beat the par score on The Pillar of Autumn.

10 Gamerscore

Giant Hula Hoop

Halo CE: Beat the par score on Halo.

10 Gamerscore

You Really Can't Handle the Truth

Halo CE: Beat the par score on The Truth and Reconciliation.

10 Gamerscore

Circuit Breaker

Halo CE: Beat the par score on 343 Guilty Spark.

10 Gamerscore

Reading Room

Halo CE: Beat the par score on The Library.

10 Gamerscore

It Was Inevitable

Halo CE: Beat the par score on Two Betrayals.

10 Gamerscore

Headstrong

Halo CE: Beat the par score on Keyes.

10 Gamerscore

Consumption Junction

Halo CE: Beat the par score on The Maw.

10 Gamerscore

Overachiever

Halo CE: Beat the par score on all Halo: CE levels.

20 Gamerscore

Arrival

Halo CE: Activate Terminal 1 on The Pillar of Autumn.

5 Gamerscore

Sacrifice

Halo CE: Activate Terminal 2 on Halo.

5 Gamerscore

Splinters

Halo CE: Activate Terminal 3 on The Truth and Reconciliation.

5 Gamerscore

Idle Hands

Halo CE: Activate Terminal 4 on The Silent Cartographer.

5 Gamerscore

Hitchhikers May Be Escaping Convicts

Halo CE: Activate Terminal 5 on Assault on the Control Room.

5 Gamerscore

Bearly Contained

Halo CE: Activate Terminal 6 on 343 Guilty Spark.

5 Gamerscore

Quis custodiet ipsos custodes?

Halo CE: Activate Terminal 7 on The Library.

5 Gamerscore

Memories

Halo CE: Activate Terminal 8 on Two Betrayals.

5 Gamerscore

Mind Games

Halo CE: Activate Terminal 9 on Keyes.

5 Gamerscore

Kilotons of Fun

Halo CE: Activate Terminal 10 on The Maw.

5 Gamerscore

Dear Diary...

Halo CE: Activate all Halo: CE Terminals.

20 Gamerscore

Skulltaker Halo: CE: Iron

Halo CE: Find and claim the Iron skull in remastered mode.

5 Gamerscore

Skulltaker Halo: CE: Mythic

Halo CE: Find and claim the Mythic skull in remastered mode.

5 Gamerscore

Skulltaker Halo: CE: Boom

Halo CE: Find and claim the Boom skull in remastered mode.

5 Gamerscore

Skulltaker Halo: CE: Foreign

Halo CE: Find and claim the Foreign skull in remastered mode.

5 Gamerscore

Skulltaker Halo: CE: Famine

Halo CE: Find and claim the Famine skull in remastered mode.

5 Gamerscore

Skulltaker Halo: CE: Bandana

Halo CE: Find and claim the Bandanna skull in remastered mode.

5 Gamerscore

Skulltaker Halo: CE: Fog

Halo CE: Find and claim the Fog skull in remastered mode.

5 Gamerscore

Skulltaker Halo: CE: Malfunction

Halo CE: Find and claim the Malfunction skull in remastered mode.

5 Gamerscore

Skulltaker Halo: CE: Recession

Halo CE: Find and claim the Recession skull in remastered mode.

5 Gamerscore

Skulltaker Halo: CE: Black Eye

Halo CE: Find and claim the Black Eye skull in remastered mode.

5 Gamerscore

Skulltaker Halo: CE: Eye Patch

Halo CE: Find and claim the Eye Patch skull in remastered mode.

5 Gamerscore

Skulltaker Halo: CE: Pinata

Halo CE: Find and claim the Pinata skull in remastered mode.

5 Gamerscore

Skulltaker Halo: CE: Grunt Birthday Party

Halo CE: Find and claim the Grunt Birthday Party skull in remastered mode.

5 Gamerscore

Headhunter

Halo CE: Find and claim all Skulls in Halo: CE.

20 Gamerscore

Birth of a Spartan

Halo CE: Complete every level of the game on Normal difficulty.

10 Gamerscore

Believe in a Hero

Halo CE: Complete every level of the game on Heroic difficulty.

20 Gamerscore

Living Legend

Halo CE: Complete every level of the game on Legendary difficulty.

30 Gamerscore

Overshields are for Sissies

Halo CE: Complete the level The Pillar of Autumn on Legendary without picking up an overshield.

10 Gamerscore

Walk It Off

Halo CE: Complete The Pillar of Autumn on Legendary without picking up a health kit.

10 Gamerscore

How Pedestrian

Halo CE: Complete Halo without entering a vehicle.

10 Gamerscore

That Just Happened

Halo CE: Complete The Library on Heroic or Legendary difficulty without dying.

10 Gamerscore

Look Out for the Little Guys

Halo CE: Complete Two Betrayals on Legendary difficulty without killing any Grunts.

10 Gamerscore

Leave It Where It Lay

Halo CE: Complete Two Betrayals on Legendary difficulty without picking up a new weapon.

10 Gamerscore

Tying Up Loose Ends

Halo CE: Kill every Elite on the level Keyes on Heroic or Legendary difficulty.

10 Gamerscore

A Fine Choice

Halo CE: Complete a Halo: CE playlist.

10 Gamerscore

Excellent Taste

Halo CE: Complete three Halo: CE playlists.

20 Gamerscore

Like a Fine Wine

Halo CE: Complete the Halo: CE LASO Campaign playlist.

30 Gamerscore

You Are The Weapon

Halo CE: Kill a Hunter with one pistol round.

5 Gamerscore

Madrigal Debut

Halo CE: Trigger a hidden music cue in Halo: CE.

5 Gamerscore

My Buddy Chips

Halo CE: Fight alongside Chips Dubbo and listen to his words of wisdom.

5 Gamerscore

No Smoking

Halo CE: Disapprovingly look at Captain Keyes' abandoned pipe.

5 Gamerscore

T-Rex

Halo CE: Find the hidden Rex sign on The Maw.

10 Gamerscore

Thirsty Grunt

Halo CE: Listen to the Thirsty Grunt talk about his eating habits.

5 Gamerscore

Megg

Halo CE: It's a sign.

10 Gamerscore

Get Me Out of Here!

Halo CE: Ride in a Pelican for several seconds on the level 343 Guilty Spark.

5 Gamerscore

Feet Firmly Planted

Halo CE: Complete a level without jumping.

10 Gamerscore

Before and After

Halo CE: Complete every level of the game having seen it in both classic and remastered mode.

10 Gamerscore

Standard Operating Brocedure

Complete any co-op level on Normal difficulty.

10 Gamerscore

Brovershield

Complete any co-op level on Heroic difficulty.

10 Gamerscore

He's Unstoppable

Halo CE: Complete any level on Heroic difficulty or higher without taking health damage.

10 Gamerscore

The Good, The Bad, and The Dead

Collect 9,000 campaign or playlist medals.

10 Gamerscore

A Day To Remember

Halo CE: Play Halo: CE on the 15th of any month.

5 Gamerscore

Goat Roped

Halo CE: Halo CE: Complete all Halo: CE Legendary campaign missions in under 3 hours.

30 Gamerscore

Cairo Station

Halo 2: Complete Cairo Station.

10 Gamerscore

Outskirts

Halo 2: Complete Outskirts.

10 Gamerscore

Metropolis

Halo 2: Complete Metropolis.

10 Gamerscore

The Arbiter

Halo 2: Complete The Arbiter.

10 Gamerscore

Oracle

Halo 2: Complete The Oracle.

10 Gamerscore

Delta Halo

Halo 2: Complete Delta Halo.

10 Gamerscore

Regret

Halo 2: Complete Regret.

10 Gamerscore

Sacred Icon

Halo 2: Complete Sacred Icon.

10 Gamerscore

Quarantine Zone

Halo 2: Complete Quarantine Zone.

10 Gamerscore

Gravemind

Halo 2: Complete Gravemind.

10 Gamerscore

Uprising

Halo 2: Complete Uprising.

10 Gamerscore

High Charity

Halo 2: Complete High Charity.

10 Gamerscore

The Great Journey

Halo 2: Complete The Great Journey.

10 Gamerscore

Don't Hangar Around

Halo 2: Beat the par time on Cairo Station.

10 Gamerscore

Rooftop Runner

Halo 2: Beat the par time on Outskirts.

10 Gamerscore

Speeding Ticket

Halo 2: Beat the par time on Metropolis.

10 Gamerscore

YOLO Strats

Halo 2: Beat the par time on The Arbiter.

10 Gamerscore

Reed the Strategy

Halo 2: Beat the par time on The Oracle.

10 Gamerscore

So You Don't Want the Tank?

Halo 2: Beat the par time on Delta Halo.

10 Gamerscore

I Regret Nothing

Halo 2: Beat the par time on Regret.

10 Gamerscore

Terminal Velocity

Halo 2: Beat the par time on Sacred Icon.

10 Gamerscore

Hot Zone

Halo 2: Beat the par time on Quarantine Zone.

10 Gamerscore

Force of Will

Halo 2: Beat the par time on Gravemind.

10 Gamerscore

No Man's Land

Halo 2: Beat the par time on Uprising.

10 Gamerscore

Feeling Charitable

Halo 2: Beat the par time on High Charity.

10 Gamerscore

Are We There Yet?

Halo 2: Beat the par time on The Great Journey.

10 Gamerscore

Going Nowhere Fast

Halo 2: Beat par time on all Halo 2 levels.

20 Gamerscore

Bomb Squad

Halo 2: Beat the par score on Cairo Station.

10 Gamerscore

Objective Secured

Halo 2: Beat the par score on Outskirts.

10 Gamerscore

Ripple Fire

Halo 2: Beat the par score on Metropolis.

10 Gamerscore

Heresy Will Not Stay My Feet

Halo 2: Beat the par score on The Arbiter.

10 Gamerscore

Leave None Alive

Halo 2: Beat the par score on The Oracle.

10 Gamerscore

Boundless

Halo 2: Beat the par score on Delta Halo.

10 Gamerscore

Fists of Fury

Halo 2: Beat the par score on Regret.

10 Gamerscore

Guided Tour

Halo 2: Beat the par score on Sacred Icon.

10 Gamerscore

The Doctor Is In

Halo 2: Beat the par score on Quarantine Zone.

10 Gamerscore

Official Business

Halo 2: Beat the par score on Gravemind.

10 Gamerscore

The Hype Is Real

Halo 2: Beat the par score on Uprising.

10 Gamerscore

Scorched Earth

Halo 2: Beat the par score on High Charity.

10 Gamerscore

Frequent Flyer Miles

Halo 2: Beat the par score on The Great Journey.

10 Gamerscore

Arcade Owner

Halo 2: Beat the par score on every Halo 2 level.

20 Gamerscore

Curious

Halo 2: Activate Terminal 1 on Cairo Station.

5 Gamerscore

Inquisitive

Halo 2: Activate Terminal 2 on Outskirts.

5 Gamerscore

Examiner

Halo 2: Activate Terminal 3 on Metropolis.

5 Gamerscore

Inspector

Halo 2: Activate Terminal 4 on The Arbiter.

5 Gamerscore

Fascinated

Halo 2: Activate Terminal 5 on The Oracle.

5 Gamerscore

Enchanted

Halo 2: Activate Terminal 6 on Delta Halo.

5 Gamerscore

Enamored

Halo 2: Activate Terminal 7 on Regret.

5 Gamerscore

Determined

Halo 2: Activate Terminal 8 on Sacred Icon.

5 Gamerscore

Delighted

Halo 2: Activate Terminal 9 on Quarantine Zone.

5 Gamerscore

Knowledgable

Halo 2: Activate Terminal 10 on Gravemind.

5 Gamerscore

Scholar

Halo 2: Activate Terminal 11 on Uprising.

5 Gamerscore

Reviewer

Halo 2: Activate Terminal 12 on High Charity.

5 Gamerscore

Obsessed

Halo 2: Activate Terminal 13 on The Great Journey.

5 Gamerscore

Walking Encyclopedia

Halo 2: Activate all Halo 2 Terminals.

20 Gamerscore

Skulltaker Halo 2: That's Just…Wrong

Halo 2: Find and claim the That's Just...Wrong Skull on Legendary.

5 Gamerscore

Skulltaker Halo 2: Thunderstorm

Halo 2: Find and claim the Thunderstorm Skull on Legendary.

5 Gamerscore

Skulltaker Halo 2: Blind

Halo 2: Find and claim the Blind Skull.

5 Gamerscore

Skulltaker Halo 2: IWHBYD

Halo 2: Find and claim the IWHBYD Skull on Legendary.

5 Gamerscore

Skulltaker Halo 2: Catch

Halo 2: Find and claim the Catch Skull on Legendary.

5 Gamerscore

Skulltaker Halo 2: Grunt Birthday Party

Halo 2: Find and claim the Grunt Birthday Party Skull on Legendary.

5 Gamerscore

Skulltaker Halo 2: Famine

Halo 2: Find and claim the Famine Skull on Legendary.

5 Gamerscore

Skulltaker Halo 2: Envy

Halo 2: Find and claim the Envy Skull on Legendary.

5 Gamerscore

Skulltaker Halo 2: Assassins

Halo 2: Find and claim the Assassins Skull on Legendary.

5 Gamerscore

Skulltaker Halo 2: Mythic

Halo 2: Find and claim the Mythic Skull on Legendary.

5 Gamerscore

Skulltaker Halo 2: Sputnik

Halo 2: Find and claim the Sputnik Skull on Legendary.

5 Gamerscore

Skulltaker Halo 2: Anger

Halo 2: Find and claim the Anger Skull on Legendary.

5 Gamerscore

Skulltaker Halo 2: Ghost

Halo 2: Find and claim the Ghost Skull on Legendary.

5 Gamerscore

Skulltaker Halo 2: Iron

Halo 2: Find and claim the Iron Skull on Legendary.

5 Gamerscore

Skulltaker Halo 2: Black Eye

Halo 2: Find and claim the Black Eye Skull on Legendary.

5 Gamerscore

Trophy Collector

Halo 2: Find and claim all Skulls in Halo 2.

20 Gamerscore

And So It Begins...

Halo 2: Collect the Master Chief toy in Delta Halo.

5 Gamerscore

Regrettable Turn of Events

Halo 2: Collect the Prophet of Regret toy in Regret.

5 Gamerscore

The Will of the Prophets

Halo 2: Collect the Arbiter toy in Sacred Icon.

5 Gamerscore

Chieftain of the Brutes

Halo 2: Collect the Tartarus toy in Quarantine Zone.

5 Gamerscore

Don't Make a Girl a Promise

Halo 2: Collect the Cortana toy in Gravemind.

5 Gamerscore

My Work is Done

Halo 2: Collect the Librarian toy in Uprising.

5 Gamerscore

I Like Crazy

Halo 2: Collect the Rampant Cortana toy in High Charity.

5 Gamerscore

Pyrrhic Solution

Halo 2: Collect the Didact toy in The Great Journey.

5 Gamerscore

Toybox

Halo 2: Collect all eight Halo toys.

20 Gamerscore

Warrior

Halo 2: Complete every level of the game on Normal difficulty.

10 Gamerscore

Hero

Halo 2: Complete every level of the game on Heroic difficulty.

20 Gamerscore

Legendary Anniversary

Halo 2: Complete every level of the game on Legendary difficulty.

30 Gamerscore

Seconds

Halo 2: Complete a Halo 2 playlist.

10 Gamerscore

Connoisseur

Halo 2: Complete three Halo 2 playlists.

20 Gamerscore

Six Pedals, Four Directions

Halo 2: Drive a Scorpion while playing as the Arbiter.

10 Gamerscore

Betcha can't stick it...

Halo 2: Stick a Plasma Grenade to a Stealth Elite on Outskirts.

10 Gamerscore

Cowardly Grunt

Halo 2: Listen to the Cowardly Grunt's woes.

5 Gamerscore

Siege of Ivory Tower

Halo 2: Listen to a hidden music cue in Halo 2.

5 Gamerscore

THE Chips Dubbo?

Halo 2: Fight alongside the legendary Chips Dubbo and listen to his words.

5 Gamerscore

Rex Sword

Halo 2: Grab the energy sword on the level Outskirts.

10 Gamerscore

10 Minutes Too Early

Halo 2: In The Oracle, find the holo-drone before the Heretic Leader activates it.

5 Gamerscore

HI BEN

Halo 2: Oh, hi!

5 Gamerscore

Animal Habitat

Halo 2: Spot the hippo on the walls of Headlong in classic multiplayer.

5 Gamerscore

Sid Graffiti

Halo 2: Spot the Sid graffiti on the walls of Coagulation in classic multiplayer.

5 Gamerscore

E E E

Halo 2: View both signs in the level Metropolis.

5 Gamerscore

Why So Serious

Halo 2: View the smiling face in the classic multiplayer map Coagulation.

5 Gamerscore

Why Am I Here?

Halo 2: View this hidden message on the classic Beaver Creek map.

5 Gamerscore

GOOOAAAAALLLL!

Halo 2: Shoot the soccer ball in the level Metropolis.

10 Gamerscore

Needs More Whammy Bar

Halo 2: Complete the level Regret with the Prophet Birthday Skull activated.

5 Gamerscore

Like Peanut Butter and Chocolate

Halo 2: Complete a level in co-op on Heroic or Legendary with the Masterblaster Skull active.

10 Gamerscore

Starved For Shields

Halo 2: Complete a level with only the Streaking Skull active on Heroic or Legendary.

10 Gamerscore

Commuter

Halo 2: Complete Metropolis without entering a vehicle on Heroic or Legendary.

10 Gamerscore

He Never Gets Me Anything

Halo 2: Complete Delta Halo without entering a vehicle on Heroic or Legendary.

10 Gamerscore

Scarab Lord

Halo 2: Acquire the Scarab Gun.

20 Gamerscore

Silent but Deadly

Halo 2: Kill 7 opponents from behind in a row without being spotted.

10 Gamerscore

Demon

Halo 2: Complete any campaign level without dying on Normal or harder.

10 Gamerscore

Go Ape Shiv

Halo 2: Kill an enraged, berserk Brute using melee.

5 Gamerscore

Grand Theft Halo

Halo 2A MP: In one match, steal a total of 5 occupied vehicles from opponents.

10 Gamerscore

Tour of Duty

Halo 2A MP: Complete a game in every one of the 6 updated Anniversary MP maps.

10 Gamerscore

Double Down

Halo 2A MP: In Anniversary multiplayer, receive 2 or more Double Kill medals.

10 Gamerscore

Warden

Halo 2 MP: In Classic or Anniversary matchmaking, stop the killing spree of another player.

10 Gamerscore

Blown Out of the Sky

Halo 2A MP: Blow up the Banshee or Hornet in flight while piloted, with the Rocket Launcher.

10 Gamerscore

Decorated Warrior

Halo 2A MP: Get awarded at least 10 different medals in one multiplayer game.

10 Gamerscore

Ninja Redux

Halo 2A MP: Kill 5 people with melee from behind in Anniversary matchmaking.

10 Gamerscore

Flaming Ninja Anniversary

Halo 2A MP: Kill an opponent that has the Ninja Redux achievement in Anniversary matchmaking.

10 Gamerscore

Legend Slayer

Halo 2A MP: Kill an opponent that has the Legendary Anniversary achievement.

10 Gamerscore

Back At It

Halo 2: Play a game of Halo 2 Anniversary on the 9th of any month.

5 Gamerscore

Back for More

Halo 2: Complete the LASO campaign playlist.

30 Gamerscore

Monopolized

Halo 2: Complete all Halo 2 Legendary campaign missions in under 3 hours.

30 Gamerscore

Landfall

Halo 3: Complete Sierra 117.

10 Gamerscore

Holdout

Halo 3: Complete Crow's Nest.

10 Gamerscore

The Road

Halo 3: Complete Tsavo Highway.

10 Gamerscore

Assault

Halo 3: Complete The Storm.

10 Gamerscore

Cleansing

Halo 3: Complete Floodgate.

10 Gamerscore

Refuge

Halo 3: Complete The Ark.

10 Gamerscore

Last Stand

Halo 3: Complete The Covenant.

10 Gamerscore

The Key

Halo 3: Complete Cortana.

10 Gamerscore

Return

Halo 3: Complete Halo.

10 Gamerscore

Speedy One One Seven

Halo 3: Beat the par time on Sierra 117.

10 Gamerscore

Time Shift

Halo 3: Beat the par time on Crow's Nest.

10 Gamerscore

Highway Robbery

Halo 3: Beat the par time on Tsavo Highway.

10 Gamerscore

Lightning Strike

Halo 3: Beat the par time on The Storm.

10 Gamerscore

Dambuster

Halo 3: Beat the par time on Floodgate.

10 Gamerscore

Waypoint

Halo 3: Beat the par time on The Ark.

10 Gamerscore

Scarab Slide

Halo 3: Beat the par time on The Covenant.

10 Gamerscore

Making History

Halo 3: Beat the par time on Cortana.

10 Gamerscore

Go, Chief! Gun It!

Halo 3: Beat the par time on Halo.

10 Gamerscore

Speed Demon

Halo 3: Beat the par time on all Halo 3 levels.

20 Gamerscore

Guerilla

Halo 3: Beat the par score on Sierra 117.

10 Gamerscore

Cavalier

Halo 3: Beat the par score on Tsavo Highway.

10 Gamerscore

Askar

Halo 3: Beat the par score on The Storm.

10 Gamerscore

Exterminator

Halo 3: Beat the par score on Floodgate.

10 Gamerscore

Ranger

Halo 3: Beat the par score on The Ark.

10 Gamerscore

Vanguard

Halo 3: Beat the par score on The Covenant.

10 Gamerscore

Orpheus

Halo 3: Beat the par score on Cortana.

10 Gamerscore

Torchbearer

Halo 3: Beat the par score on Halo.

10 Gamerscore

Better With Age

Halo 3: Beat the par score on every Halo 3 level.

20 Gamerscore

Rising Waters

Halo 3: Activate Terminal 1 on The Ark.

5 Gamerscore

Inundation

Halo 3: Activate Terminal 2 on The Ark.

5 Gamerscore

Before the Fire

Halo 3: Activate Terminal 3 on The Ark.

5 Gamerscore

Tipping Point

Halo 3: Activate Terminal 4 on The Covenant.

5 Gamerscore

Unto Dust

Halo 3: Activate Terminal 5 on The Covenant.

5 Gamerscore

Babbling Dead

Halo 3: Activate Terminal 6 on The Covenant.

5 Gamerscore

Sword and Shield

Halo 3: Activate Terminal 7 on Halo.

5 Gamerscore

The Coin's Fault

Halo 3: Activate Cortana's Terminal on Cortana.

5 Gamerscore

Whispers Across the Galaxy

Halo 3: View the communique from Mendicant Bias.

5 Gamerscore

Skulltaker Halo 3: Iron

Halo 3: Find and claim the Iron Skull on Normal or harder.

5 Gamerscore

Skulltaker Halo 3: Black Eye

Halo 3: Find and claim the Black Eye Skull on Normal or harder.

5 Gamerscore

Skulltaker Halo 3: Tough Luck

Halo 3: Find and claim the Tough Luck Skull on Normal or harder.

5 Gamerscore

Skulltaker Halo 3: Catch

Halo 3: Find and claim the Catch Skull on Normal or harder.

5 Gamerscore

Skulltaker Halo 3: Fog

Halo 3: Find and claim the Fog Skull on Normal or harder.

5 Gamerscore

Skulltaker Halo 3: Famine

Halo 3: Find and claim the Famine Skull on Normal or harder.

5 Gamerscore

Skulltaker Halo 3: Thunderstorm

Halo 3: Find and claim the Thunderstorm Skull on Normal or harder.

5 Gamerscore

Skulltaker Halo 3: Tilt

Halo 3: Find and claim the Tilt Skull on Normal or harder.

5 Gamerscore

Skulltaker Halo 3: Mythic

Halo 3: Find and claim the Mythic Skull on Normal or harder.

5 Gamerscore

Prophet's Bane

Halo 3: Complete every level of the game on Normal difficulty.

10 Gamerscore

With Your Shield or On It

Halo 3: Complete every level of the game on Heroic difficulty.

20 Gamerscore

Finished the Fight

Halo 3: Complete every level of the game on Legendary difficulty.

30 Gamerscore

Begins with a Single Step

Halo 3: On Tsavo Highway, complete the level without entering a vehicle.

10 Gamerscore

Who Needs Them?

Halo 3: On The Ark, complete the level without entering a vehicle on Legendary.

10 Gamerscore

Phantom Hunter

Halo 3: Destroy 3 total Phantoms on The Covenant.

10 Gamerscore

Annual

Halo 3: Complete Halo on 4-player Legendary co-op, with Iron Skull, and everyone in Ghosts.

10 Gamerscore

Dirge of Madrigal

Halo 3: Trigger the hidden music cue in Halo 3.

5 Gamerscore

Primate

Halo 3: Find your first missing links.

5 Gamerscore

Haplorrhini

Halo 3: Find a lonely missing link.

5 Gamerscore

Can't Keep Him Down

Halo 3: Fight alongside and listen to The Man. The Legend. Chips Dubbo.

5 Gamerscore

Flipyap

Halo 3: Listen to the tale of a young Grunt named Flipyap.

5 Gamerscore

Heading to his Destiny

Halo 3: Destined for greatness.

5 Gamerscore

Sounds Familiar

Halo 3: This stuff is your history!

5 Gamerscore

Hippo Hero

Halo 3: Who DARED to discard this brave animal?

5 Gamerscore

Milk Carton

Halo 3: Find the poster of the missing man.

5 Gamerscore

Cool Story Bro

Halo 3: Listen to the story of the Final Grunt.

5 Gamerscore

Man on the Moon

Halo 3: He's watching you.

5 Gamerscore

Delicious Brains

Kill 100 Flood.

5 Gamerscore

Zombie Repeller

Kill 1000 Flood.

10 Gamerscore

Elder Signs

Halo 3: View 2 different sigils on Valhalla.

10 Gamerscore

Third Time's A Charm

Halo 3: Play a game of Halo 3 on the 25th of any month.

5 Gamerscore

Devastating

Halo 3: Complete all Halo 3 Legendary campaign missions in under 3 hours.

30 Gamerscore

Dawn

Halo 4: Complete Dawn.

10 Gamerscore

Requiem

Halo 4: Complete Requiem.

10 Gamerscore

Forerunner

Halo 4: Complete Forerunner.

10 Gamerscore

Infinity

Halo 4: Complete Infinity.

10 Gamerscore

Reclaimer

Halo 4: Complete Reclaimer.

10 Gamerscore

Shutdown

Halo 4: Complete Shutdown.

10 Gamerscore

Composer

Halo 4: Complete Composer.

10 Gamerscore

Midnight

Halo 4: Complete Midnight.

10 Gamerscore

Piece of Cake

Halo 4: Beat the par time on Dawn.

10 Gamerscore

Interloper

Halo 4: Beat the par time on Requiem.

10 Gamerscore

Raging in the Dark

Halo 4: Beat the par time on Forerunner.

10 Gamerscore

Ouroboros

Halo 4: Beat the par time on Infinity.

10 Gamerscore

Gimme That

Halo 4: Beat the par time on Reclaimer.

10 Gamerscore

Shut. Down. Everything.

Halo 4: Beat the par time on Shutdown.

10 Gamerscore

Symphony of Pain

Halo 4: Beat the par time on Composer.

10 Gamerscore

Countdown

Halo 4: Beat the par time on Midnight.

10 Gamerscore

Easy As One Two Three

Halo 4: Beat the par time on all Halo 4 levels.

20 Gamerscore

Gunslinger

Halo 4: Beat the par score on Dawn.

10 Gamerscore

Dark Fortress

Halo 4: Beat the par score on Requiem.

10 Gamerscore

Shadow of Sundered Star

Halo 4: Beat the par score on Forerunner.

10 Gamerscore

Jungle Warfare

Halo 4: Beat the par score on Infinity.

10 Gamerscore

Librarian's Pet

Halo 4: Beat the par score on Reclaimer.

10 Gamerscore

Emergency Shutdown

Halo 4: Beat the par score on Shutdown.

10 Gamerscore

Head Banging

Halo 4: Beat the par score on Composer.

10 Gamerscore

Witching Hour

Halo 4: Beat the par score on Midnight.

10 Gamerscore

You Had it Coming

Halo 4: Beat the par score on every Halo 4 level.

20 Gamerscore

War

Halo 4: Activate Terminal 1 on Requiem.

5 Gamerscore

Lord of Admirals

Halo 4: Activate Terminal 2 on Forerunner.

5 Gamerscore

Charum Hakkor

Halo 4: Activate Terminal 3 on Infinity.

5 Gamerscore

Flood

Halo 4: Activate Terminal 4 on Reclaimer.

5 Gamerscore

Knights

Halo 4: Activate Terminal 5 on Shutdown.

5 Gamerscore

Justice

Halo 4: Activate Terminal 6 on Composer.

5 Gamerscore

Cryptum

Halo 4: Activate Terminal 7 on Midnight.

5 Gamerscore

Terminus

Halo 4: Activate all Halo 4 Terminals.

20 Gamerscore

Wake Up, John

Halo 4: Complete every level of the game on Normal difficulty.

10 Gamerscore

I Need a Hero

Halo 4: Complete every level of the game on Heroic difficulty.

20 Gamerscore

The Legend of 117

Halo 4: Complete every level of the game on Legendary difficulty.

30 Gamerscore

Lone Wolf Legend

Halo 4: Complete every level of the game on Legendary difficulty, by yourself.

30 Gamerscore

This is my Rifle, This is my Gun

Halo 4: Carry a UNSC weapon all the way through Forerunner on Heroic or Legendary.

10 Gamerscore

Bros to the Close

Halo 4: Complete Infinity without one preventable Marine death on Heroic or Legendary.

10 Gamerscore

Explore the Floor

Halo 4: Trick or force a Hunter to fall to its demise on Shutdown on Heroic or Legendary.

10 Gamerscore

Give Him the Stick

Halo 4: Take out both Hunters using only the Sticky Detonator on Composer.

10 Gamerscore

Chief, Smash!

Halo 4: Kill 3 Crawlers in one hit with the Gravity Hammer on Midnight.

10 Gamerscore

You're No Chips

Halo 4: What do Marines know about sticks?

5 Gamerscore

A Long Time Ago

Halo 4: Play a game of Halo 4 on the 6th of any month.

5 Gamerscore

You're Joking

Halo 4: Complete all Halo 4 Legendary campaign missions in under 3 hours.

30 Gamerscore

He's Running a Marathon...

Halo 2: Spot the developer in the opening cutscene of Gravemind on Legendary in Classic Mode.

5 Gamerscore

Destination Vacation

Halo 2: View one of the seasonal signs on Zanzibar in classic multiplayer.

10 Gamerscore

Tighten Up The Graphics

Halo 2: Complete every level of Halo 2 having seen it in both classic and remastered mode.

10 Gamerscore

Mind the Gap

Halo 3: 4 vehicles, 1 gap on Legendary using Cowbell, Catch, Thunderstorm, Mythic, and Tough Luck.

10 Gamerscore

Back In The Day

Halo CE: Play a CTF custom game on Blood Gulch with 4 players on the same console. Tri-tip optional.

5 Gamerscore

Pacifist

Halo CE: Finish The Silent Cartographer without shooting, grenades, melee, dying or restarting.

10 Gamerscore

Wraith Hunter

Halo CE: Destroy four Wraith tanks in Assault on the Control Room with the Scorpion tank.

10 Gamerscore

Close Quarters Combat

Halo CE: Complete The Truth and Reconciliation with at least four rounds left in your Sniper Rifle.

10 Gamerscore

This Side Up

Halo CE: Complete the Warthog ride of The Maw without being forcibly ejected from your vehicle.

10 Gamerscore

Mortardom

Halo 4: On Reclaimer, use a Wraith to kill at least four enemy Wraiths on Heroic or Legendary.

10 Gamerscore

All According to Plan...

Halo CE: Kill the first group of enemies on The Truth and Reconciliation without being detected.

10 Gamerscore

Beachhead

Halo CE: Storm The Silent Cartographer beach with no Marine casualties on Heroic or Legendary.

10 Gamerscore

The Return of Megg

Halo 2: She's not picking up.

20 Gamerscore

No-Fly Zone

Halo CE: Destroy three of the four Banshees on Halo during a single play-through.

10 Gamerscore

Bro Hammer

Complete any co-op level on Legendary difficulty.

10 Gamerscore

Digging up the Past

Halo 4: Access the Master Chief's records on Dawn.

5 Gamerscore

Missing Link

Halo 3: Watching. Waiting. Plotting.

5 Gamerscore

Eminent Domain

Halo 2A MP: In Territories, control any 3 Territories simultaneously for 30 seconds.

10 Gamerscore

Game Master

Created and saved 5 Custom Game types.

5 Gamerscore

Gate Your Thirst!

Halo 2A MP: Found and destroyed the BLAST soda can on Stonetown.

5 Gamerscore

High Altitude Thirst!

Halo 2A MP: Found and destroyed the BLAST soda can on Zenith.

5 Gamerscore

Invaders Repelled

Halo 2A MP: In King of the Hill, kill 5 opponents within your controlled hill.

10 Gamerscore

Master Forger

Created and saved 5 Custom Maps in Forge.

5 Gamerscore

Power Play

Halo 2A MP: On Warlord, get 5 active camouflage power ups in a single game.

10 Gamerscore

Put Up Your Dukes

Halo 2A MP: Get 25 melee kills in multiplayer.

10 Gamerscore

Red vs. Blue

Halo 2A MP: Win 10 matches on Bloodline in multiplayer.

10 Gamerscore

Rule Your Thirst!

Halo 2A MP: Found and destroyed the BLAST soda can on Warlord.

5 Gamerscore

Shields Up!

Halo 2A MP: On Zenith, personally activate the center energy shield 3 times in one matchmade game.

10 Gamerscore

Shook the Hornet's Nest

Halo 2A MP: Get 30 kills with the Hornet in multiplayer.

10 Gamerscore

Skeet Shooter

Halo 2A MP: Killed 15 opponents that were airborne from a Man Cannon.

10 Gamerscore

Stayin' Alive

Halo 2A MP: In Juggernaut, survive as the Juggernaut for 30 seconds.

10 Gamerscore

The Goose is Loose

Halo 2A MP: Get 25 kills with the Gungoose in multiplayer.

10 Gamerscore

Thirst Locked Down!

Halo 2A MP: Found and destroyed the BLAST soda can on Lockdown.

5 Gamerscore

Top Gungoose

Halo 2A MP: Get a kill with the Gungoose while airborne.

10 Gamerscore

BLASTacular!

Halo 2A MP: Destroyed all the Halo 2 Anniversary Multiplayer BLAST soda cans.

10 Gamerscore

Bloody Thirsty!

Halo 2A MP: Found and destroyed the BLAST soda can on Bloodline.

5 Gamerscore

Bombing Run

Halo 2A MP: In Assault, take, plant, and score from the bomb spawn without dying or dropping it.

10 Gamerscore

Cold as Ice

Halo 2A MP: On Lockdown, kill an opponent with the hanging ice.

10 Gamerscore

Cold Fusion

Halo 2A MP: Kill an opponent by detonating a Fusion Coil.

5 Gamerscore

Counter-Sniped

Halo 2A MP: With a Sniper Rifle or Beam Rifle kill an enemy that was zoomed in.

10 Gamerscore

Triple Threat

Halo 2A MP: In Ricochet, pass once, score once, and kill at least one enemy in the same match.

10 Gamerscore

Wetwork

Halo 2A MP: On Shrine in CTF, activate the enemy base waterfall and, before it stops, grab the flag.

5 Gamerscore

Worship Your Thirst!

Halo 2A MP: Found and destroyed the BLAST soda can on Shrine.

5 Gamerscore

Zealot

Halo 2A MP: In Anniversary matchmaking, win 10 games as an Elite.

10 Gamerscore

Dirty Bird

Halo 2: Fly the Heretic Banshee.

5 Gamerscore

A Preference for Pain

Halo 3: Complete the Halo 3 LASO Campaign playlist.

30 Gamerscore

Aficiando

Halo 3: Complete three Halo 3 playlists.

20 Gamerscore

Naked Tyrant

Halo 4: Complete the Halo 4 LASO Campaign playlist.

30 Gamerscore

Devotee

Halo 4: Complete three Halo 4 playlists.

20 Gamerscore

Throne of Bones

Find and claim all the campaign skulls in Halo:CE, Halo 2, and Halo 3.

30 Gamerscore

Boot Camp Hero

Halo 3: Complete a Halo 3 playlist.

10 Gamerscore

A Pile of Medals

Collect 2,000 campaign or playlist medals.

10 Gamerscore

A Crate of Medals

Collect 3,000 campaign or playlist medals.

10 Gamerscore

A Heap of Medals

Collect 4,000 campaign or playlist medals.

10 Gamerscore

A Few Trinkets

Collect 5,000 campaign or playlist medals.

10 Gamerscore

Chest of Gold

Halo 4: Complete a Halo 4 playlist.

10 Gamerscore

Oh, These Baubles?

Collect 6,000 campaign or playlist medals.

10 Gamerscore

Chesty Puller Starter Kit

Collect 7,000 campaign or playlist medals.

10 Gamerscore

Medal Master Chief

Collect 8,000 campaign or playlist medals.

10 Gamerscore

Contender

Win 50 multiplayer games.

10 Gamerscore

In It To Win It

Win 200 multiplayer games.

10 Gamerscore

Game On

Complete 50 missions or multiplayer games.

10 Gamerscore

Bonus Level

Complete 200 missions or multiplayer games.

10 Gamerscore

Sharpshooter

Win 150 multiplayer games.

10 Gamerscore

Can't Put It Down

Complete 150 missions or multiplayer games.

10 Gamerscore

Battle Hardened

Win 250 multiplayer games.

10 Gamerscore

Up All Night

Complete 250 missions or multiplayer games.

10 Gamerscore

Thermopylae

Win 300 multiplayer games.

10 Gamerscore

Can't Get Enough

Complete 300 missions or multiplayer games.

10 Gamerscore

Striking Fear in Their Hearts

Win 350 multiplayer games.

10 Gamerscore

Committed

Complete 350 missions or multiplayer games.

10 Gamerscore

Steady Aim

Win 400 multiplayer games.

10 Gamerscore

Big Time Gamer

Complete 400 missions or multiplayer games.

10 Gamerscore

Quick Trigger Finger

Win 450 multiplayer games.

10 Gamerscore

Long Time Fan

Complete 450 missions or multiplayer games.

10 Gamerscore

Multiplayer Champion

Win 500 multiplayer games.

20 Gamerscore

The Long Haul

Complete 500 missions or multiplayer games.

20 Gamerscore

Just A Taste

Collect 500 campaign or playlist medals.

5 Gamerscore

All Out of Bubblegum

Collect 1,000 campaign or playlist medals.

10 Gamerscore

Foe Hammer

Kill 5,000 enemies or players.

10 Gamerscore

Gruntageddon

Kill 1000 Grunts.

10 Gamerscore

Were It So Easy

Kill 1000 Elites.

10 Gamerscore

Scavenger Hunt

Kill 1000 Jackals.

10 Gamerscore

Dankey Kang

Kill 1000 Brutes.

10 Gamerscore

Wyrmslayer

Kill 250 Hunters.

10 Gamerscore

Remove the Bishops From the Board

Kill 1000 Watchers.

10 Gamerscore

Knightbane

Kill 1000 Knights.

10 Gamerscore

Dogcatcher

Kill 1000 Crawlers.

10 Gamerscore

Greenhorn

Halo CE: Complete every level of the game on Easy difficulty.

10 Gamerscore

Big Green Style

Halo 2: Complete every level of the game on Easy difficulty.

10 Gamerscore

Training Wheels

Halo 3: Complete every level of the game on Easy difficulty.

10 Gamerscore

Librarian's Gift

Halo 4: Complete every level of the game on Easy difficulty.

10 Gamerscore

Herald of the Reclamation

Complete all campaigns on Easy difficulty.

20 Gamerscore

King of the Crows

Halo 3: Beat the par score on Crow's Nest.

10 Gamerscore

Witch Doctor

Halo 3: Find and claim all Skulls in Halo 3.

20 Gamerscore

Skulltaker Halo 3: Blind

Halo 3: Find and claim the Blind Skull on Normal or harder.

5 Gamerscore

Skulltaker Halo 3: Grunt Birthday Party

Halo 3: Find and claim the Grunt Birthday Party Skull on Normal or harder.

5 Gamerscore

Skulltaker Halo 3: Cowbell

Halo 3: Find and claim the Cowbell Skull on Normal or harder.

5 Gamerscore

Skulltaker Halo 3: IWHBYD

Halo 3: Find and claim the IWHBYD Skull on Normal or harder.

5 Gamerscore

No Stone Unturned

Halo 3: Activate all Halo 3 Terminals.

20 Gamerscore

MVP

Halo 2A MP: Finished as the top player on the winning team in a matchmade game.

10 Gamerscore

Operation Completion

Halo 4: Complete a Spartan Ops mission.

5 Gamerscore

Departure

Halo 4: Complete all chapters in Spartan Ops Episode 1.

10 Gamerscore

Artifact

Halo 4: Complete all chapters in Spartan Ops Episode 2.

10 Gamerscore

Catherine

Halo 4: Complete all chapters in Spartan Ops Episode 3.

10 Gamerscore

Didact's Hand

Halo 4: Complete all chapters in Spartan Ops Episode 4.

10 Gamerscore

Memento Mori

Halo 4: Complete all chapters in Spartan Ops Episode 5.

10 Gamerscore

Scattered

Halo 4: Complete all chapters in Spartan Ops Episode 6.

10 Gamerscore

Invasion

Halo 4: Complete all chapters in Spartan Ops Episode 7.

10 Gamerscore

Expendable

Halo 4: Complete all chapters in Spartan Ops Episode 8.

10 Gamerscore

Key

Halo 4: Complete all chapters in Spartan Ops Episode 9.

10 Gamerscore

Exodus

Halo 4: Complete all chapters in Spartan Ops Episode 10.

10 Gamerscore

Feet First

Halo 4: Complete all Spartan Ops chapters.

10 Gamerscore

Term of Enlistment

Halo 4: Complete all Spartan Ops chapters on Normal difficulty.

10 Gamerscore

Hazard Pay

Halo 4: Complete all Spartan Ops chapters on Heroic difficulty.

20 Gamerscore

Icarus

Halo 4: Complete all Spartan Ops chapters on Legendary difficulty.

30 Gamerscore

Smooth Operator

Halo 4: Complete all Spartan Ops chapters solo on Legendary difficulty.

30 Gamerscore

Roses vs Violets

Halo 4: Why are you even here?

5 Gamerscore

No One Left Behind

Halo 4: Save at least one Marine on Hacksaw (Ep.2 Ch.3) of Spartan Ops on Heroic or Legendary.

10 Gamerscore

Knight in White Assassination

Halo 4: Assassinate a Knight in any Spartan Ops mission.

5 Gamerscore

What Power Outage?

Halo 4: Complete The Cauldron Base of Spartan Ops without losing a generator on Heroic or Legendary.

10 Gamerscore

No Easy Way Out

Halo 4: Survive Spartan Miller (Ep.5 Ch.1) of Spartan Ops on Heroic or Legendary.

10 Gamerscore

Nice Work Dawg!

Earn a total of 2,500 Assist medals in multiplayer.

5 Gamerscore

Aim for the Head

Earn a total of 2,500 Headshot medals in multiplayer.

10 Gamerscore

Dim Mak

Earn a total of 250 Beat Down medals in multiplayer.

10 Gamerscore

Domination

Earn a total of 100 Legendary medals in matchmade games.

10 Gamerscore

Double Trouble

Earn a total of 250 Double Kill medals in matchmade games.

10 Gamerscore

Spree Master

Earn a total of 100 Killing Spree medals in matchmade games.

10 Gamerscore

Catch This

Earn a total of 500 Grenade Kill or Plasma Kill medals in matchmade games.

10 Gamerscore

Party Pooper

Earn a total of 250 Killjoy medals in matchmade games.

10 Gamerscore

Planting A Flag

Earn a total of 250 CTF Mode Specific medals in matchmade games.

10 Gamerscore

The True King

Earn a total of 250 KOTH Mode Specific medals in matchmade games.

10 Gamerscore

Roadkill Rampage

Halo 2A MP: In Anniversary matchmaking, earn a total of 100 Splatter medals.

10 Gamerscore

Rock and Coil Hit Back

Halo 2A MP: In Anniversary matchmaking, earn a total of 100 Environmentalist medals.

10 Gamerscore

No Pain, No Gain

Complete 1 mission with the LASO playlist skulls enabled.

10 Gamerscore

Airborne

Halo CE: Launch a Warthog for at least 5 seconds and have it splatter an enemy.

10 Gamerscore

Assembly Skull

Halo 3: Find the hidden Skull on the Assembly multiplayer map.

5 Gamerscore

Orbital Skull

Halo 3: Find the hidden Skull on the Orbital multiplayer map.

5 Gamerscore

Sandbox Skull

Halo 3: Find the hidden Skull on the Sandbox multiplayer map.

5 Gamerscore

Citadel Skull

Halo 3: Find the hidden Skull on the Citadel multiplayer map.

5 Gamerscore

Heretic Skull

Halo 3: Find the hidden Skull on the Heretic multiplayer map.

5 Gamerscore

Longshore Skull

Halo 3: Find the hidden Skull on the Longshore multilayer map.

5 Gamerscore

Brainpan

Halo 3: Find all the hidden multiplayer Skulls.

10 Gamerscore

Sightseeing

Halo CE: Complete a match on at least 8 different classic multiplayer maps.

10 Gamerscore

Checking Out Your Options

Halo CE: Complete a match on at least 4 unique game types.

10 Gamerscore

Tourist

Halo 2: Complete a match on at least 8 different classic multiplayer maps.

10 Gamerscore

Window Shopping

Halo 2: Complete a match on at least 4 different game types in classic multiplayer.

10 Gamerscore

World Traveler

Halo 3: Complete a match on at least 8 different multiplayer maps.

10 Gamerscore

Just Browsing

Halo 3: Complete a match on at least 4 different game types in multiplayer.

10 Gamerscore

Going International

Halo 4: Complete a match on at least 8 different multiplayer maps.

10 Gamerscore

Taste Test

Halo 4: Complete a match on at least 4 different game types in multiplayer.

10 Gamerscore

Naughty Naughty

H3: ODST: Kill 10 Engineers.

10 Gamerscore

Well...Maybe One or Two

H3: ODST: Kill 25 Engineers.

20 Gamerscore

Listener

H3: ODST: Find the 1st Audio Log.

5 Gamerscore

An Ear Full

H3: ODST: Find the 2nd Audio Log.

5 Gamerscore

Tuned In

H3: ODST: Find the 3rd Audio Log.

5 Gamerscore

Do Tell

H3: ODST: Find the 4th Audio Log.

5 Gamerscore

Hear Me Out

H3: ODST: Find the 5th Audio Log.

5 Gamerscore

Eavesdropping

H3: ODST: Find the 6th Audio Log.

5 Gamerscore

Auditor

H3: ODST: Find the 7th Audio Log.

5 Gamerscore

Overheard

H3: ODST: Find the 8th Audio Log.

5 Gamerscore

Wiretapping

H3: ODST: Find the 9th Audio Log.

5 Gamerscore

Monitored

H3: ODST: Find the 10th Audio Log.

5 Gamerscore

Hang Onto My Words

H3: ODST: Find the 11th Audio Log.

5 Gamerscore

Give Heed

H3: ODST: Find the 12th Audio Log.

5 Gamerscore

Get A Load

H3: ODST: Find the 13th Audio Log.

5 Gamerscore

Snoop Troop

H3: ODST: Find the 14th Audio Log.

5 Gamerscore

All Ears

H3: ODST: Find the 15th Audio Log.

5 Gamerscore

Ear Bender

H3: ODST: Find the 16th Audio Log.

5 Gamerscore

Plugged In

H3: ODST: Find the 17th Audio Log.

5 Gamerscore

Attentive

H3: ODST: Find the 18th Audio Log.

5 Gamerscore

Watchful

H3: ODST: Find the 19th Audio Log.

5 Gamerscore

Observant

H3: ODST: Find the 20th Audio Log.

5 Gamerscore

Scout

H3: ODST: Find the 21st Audio Log.

5 Gamerscore

Adventurer

H3: ODST: Find the 22nd Audio Log.

5 Gamerscore

Spotter

H3: ODST: Find the 23rd Audio Log.

5 Gamerscore

Considerate

H3: ODST: Find the 24th Audio Log.

5 Gamerscore

On Your Toes

H3: ODST: Find the 25th Audio Log.

5 Gamerscore

Archivist

H3: ODST: Find the 26th Audio Log.

5 Gamerscore

Your Attention Please

H3: ODST: Find the 27th Audio Log.

5 Gamerscore

Catching On

H3: ODST: Find the 28th Audio Log.

5 Gamerscore

Wisening Up

H3: ODST: Find the 29th Audio Log.

5 Gamerscore

Audiophile

H3: ODST: Find the 30th Audio Log.

10 Gamerscore

Rookie

H3: ODST: Complete every level of the game on Easy difficulty.

10 Gamerscore

Urban Warfare Badge

H3: ODST: Complete every level of the game on Normal difficulty.

10 Gamerscore

First In, Last Out

H3: ODST: Complete every level of the game on Heroic difficulty.

20 Gamerscore

Mean Streets of New Mombasa

H3: ODST: Complete every level of the game on Legendary difficulty.

30 Gamerscore

Junior Detective

H3: ODST: Find the 1st clue to unraveling the mystery.

10 Gamerscore

Investigator

H3: ODST: Find the 2nd clue to unraveling the mystery.

10 Gamerscore

Gumshoe

H3: ODST: Find the 3rd clue unraveling the mystery.

10 Gamerscore

Bloodhound

H3: ODST: Find the 4th clue unraveling the mystery.

10 Gamerscore

Private Eye

H3: ODST: Find the 5th clue unraveling the mystery.

10 Gamerscore

Secret Agent

H3: ODST: Find the 6th clue unraveling the mystery.

10 Gamerscore

Record Store Owner

H3: ODST: Find all 30 Audio Logs.

10 Gamerscore

Tayari Plaza

H3: ODST: Complete Tayari Plaza.

10 Gamerscore

Uplift Reserve

H3: ODST: Complete Uplift Reserve.

10 Gamerscore

Kizingo Boulevard

H3: ODST: Complete Kizingo Blvd.

10 Gamerscore

ONI Alpha Site

H3: ODST: Complete ONI Alpha Site.

10 Gamerscore

NMPD HQ

H3: ODST: Complete NMPD HQ.

10 Gamerscore

Kikowani Station

H3: ODST: Complete Kikowani Station.

10 Gamerscore

Data Hive

H3: ODST: Complete Data Hive.

10 Gamerscore

Coastal Highway

H3: ODST: Complete Coastal Highway.

10 Gamerscore

Bill Past Due

H3: ODST: Beat the par time on Tayari Plaza.

10 Gamerscore

Floor It!

H3: ODST: Beat the par time on Uplift Reserve.

10 Gamerscore

An Artist's Canvas

H3: ODST: Beat the par time on Kizingo Blvd.

10 Gamerscore

A Pleasant Trip

H3: ODST: Beat the par time on ONI Alpha Site.

10 Gamerscore

First Stop: Anywhere But Here!

H3: ODST: Beat the par time on NMPD HQ.

10 Gamerscore

Feet Don't Fail Me Now

H3: ODST: Beat the par time on Kikowani Station.

10 Gamerscore

Overtaken By Events

H3: ODST: Beat the par time on Data Hive.

10 Gamerscore

Double Time!

H3: ODST: Beat the par time on Coastal Highway.

10 Gamerscore

Can't Stop Here, This is Brute Country

H3: ODST: Beat par time on all Halo 3: ODST levels.

20 Gamerscore

Survey Says...

H3: ODST: Beat the par score on Tayari Plaza.

10 Gamerscore

Don't Strain Your Metaphors

H3: ODST: Beat the par score on Uplift Reserve.

10 Gamerscore

Son of a Gun

H3: ODST: Beat the par score on Kizingo Blvd.

10 Gamerscore

I Love My Job

H3: ODST: Beat the par score on ONI Alpha Site.

10 Gamerscore

Pour It On

H3: ODST: Beat the par score on NMPD HQ.

10 Gamerscore

Squid Jackpot!

H3: ODST: Beat the par score on Kikowani Station.

10 Gamerscore

Magic Touch

H3: ODST: Beat the par score on Data Hive.

10 Gamerscore

This Oliphant Has No Brakes

H3: ODST: Beat the par score on Coastal Highway.

10 Gamerscore

The Marine Corps Gives Its Regards

H3: ODST: Beat par score on all Halo 3: ODST levels.

20 Gamerscore

Déjà Vu

H3: ODST: Complete Coastal Highway on 4-player Legendary co-op, with Iron, and no 'Hog or Scorpion.

20 Gamerscore

Do You Remember When We Met

H3: ODST: Play a game of Halo 3: ODST on the 22nd of any month.

5 Gamerscore

Safety Not Guaranteed

H3: ODST: Complete a Halo 3: ODST LASO Campaign playlist.

30 Gamerscore

Trifecta

H3: ODST: Complete three Halo 3: ODST playlists.

20 Gamerscore

NEXT!

H3: ODST: Complete a Halo 3: ODST playlist.

10 Gamerscore

Nagato Makes Moving Easy

H3: ODST: Complete all Halo 3: ODST Legendary campaign missions in under 3 hours.

30 Gamerscore

One Got Away

H3: ODST: View the missing link.

10 Gamerscore

Like a Broken Record

H3: ODST: Find a legendary hidden music cue.

10 Gamerscore

Vandalized

H3: ODST: Face it.

10 Gamerscore

Saturday Morning Cartoon

H3: ODST: Is there a toy inside?

10 Gamerscore

Classic

H3: ODST: Finish any level solo on Legendary, with no shots fired or grenades thrown.

20 Gamerscore

Catch 'Em Napping

H3: ODST: Kill 5 sleeping Grunts on Mombasa Streets.

10 Gamerscore

Strong, Silent Type

H3: ODST: Assassinate 3 Brutes in a row on Data Hive.

10 Gamerscore

Bip! Bap! BAM!

H3: ODST: Earn a Triple Kill medal with the pistol on any level.

10 Gamerscore

Pineapple Express

H3: ODST: Kill 4 enemies with a single plasma or frag grenade.

10 Gamerscore

Fowl Hunt

H3: ODST: Kill 3 Jetpack Brutes with a shotgun on Oni Alpha Site.

10 Gamerscore

Does Whatever a Spartan Can?

H3: ODST: Destroy a Wraith…with your bare hands.

10 Gamerscore

Firefly

H3: ODST: Kill a Drone with a flame grenade on Data Hive.

10 Gamerscore

"BLAM" Said The Lady!

H3: ODST: Swap Dare's pistol for a Rocket Launcher on Coastal Highway.

10 Gamerscore

One Way Ride

H3: ODST: Complete any level without using a health pack on Heroic or Legendary.

20 Gamerscore

Just Sayin...I Ain't Dead

H3: ODST: Complete any level without dying on Heroic or Legendary.

20 Gamerscore

Deference of Darkness

H3: ODST: Complete any level without activating VISR mode.

10 Gamerscore

Those Left Behind

H3: ODST: Finish Tayari Plaza with at least one Marine still breathing.

10 Gamerscore

Shoot and Scoot

H3: ODST: Complete NMPD HQ without firing the Sniper Rifle on Heroic or Legendary.

10 Gamerscore

Fast and Low

H3: ODST: Splatter 7 enemies with a Banshee on Kikowani Station.

10 Gamerscore

Shiny...

H3: ODST: Pilot a Banshee on Kizingo Boulevard.

10 Gamerscore

Bits and Pieces

H3: ODST: Destroy 5 Phantoms on NMPD HQ.

10 Gamerscore

What About Those Tanks?

H3: ODST: Destroy 7 Wraiths on Oni Alpha Site.

10 Gamerscore

Two Places, Same Time

H3: ODST: I've got my eye on you, Marine.

10 Gamerscore

Xenophobia

H3: ODST: Complete any level without using Covenant weapons.

10 Gamerscore

Monumental Thirst!

H2A: Found and destroyed the BLAST soda can on Remnant..

10 Gamerscore

We're Just Getting Started

Halo: Reach: Complete Winter Contingency.

10 Gamerscore

No Picnic

Halo: Reach: Observe a grizzly scene on New Alexandria.

10 Gamerscore

Protocol Dictates Action

Halo: Reach: Complete ONI: Sword Base.

10 Gamerscore

I Need A Weapon

Halo: Reach: Complete Nightfall.

10 Gamerscore

To War

Halo: Reach: Complete Tip of the Spear.

10 Gamerscore

You Flew Pretty Good

Halo: Reach: Complete Long Night of Solace.

10 Gamerscore

Into The Howling Dark

Halo: Reach: Complete Exodus.

10 Gamerscore

Dust And Echoes

Halo: Reach: Complete New Alexandria.

10 Gamerscore

This Is Not Your Grave

Halo: Reach: Complete The Package.

10 Gamerscore

Send Me Out... With A Bang

Halo: Reach: Complete The Pillar of Autumn.

10 Gamerscore

Welcome to Reach

Halo: Reach: Complete every level of the game on Easy difficulty.

10 Gamerscore

The Soldier We Need You To Be

Halo: Reach: Complete every level of the game on Normal difficulty.

10 Gamerscore

Folks Need Heroes…

Halo: Reach: Complete every level of the game on Heroic difficulty.

20 Gamerscore

Gods Must Be Strong

Halo: Reach: Complete every level of the game on Legendary difficulty.

30 Gamerscore

A Monument To All Your Sins

Halo: Reach: Complete every level of the game on Legendary difficulty, by yourself.

30 Gamerscore

Winter Urgency

Halo: Reach: Beat the par time on Winter Contingency.

10 Gamerscore

Just Like Storming a Castle

Halo: Reach: Beat the par time on ONI: Sword Base.

10 Gamerscore

Now Just You Gúta Minute

Halo: Reach: Beat the par time on Nightfall.

10 Gamerscore

Generous Tipper

Halo: Reach: Beat the par time on Tip of the Spear.

10 Gamerscore

Sabre Metrics

Halo: Reach: Beat the par time on Long Night of Solace.

10 Gamerscore

Quicker Than Reading the Book

Halo: Reach: Beat the par time on Exodus.

10 Gamerscore

One For the Record Books

Halo: Reach: Beat the par time on New Alexandria.

10 Gamerscore

Speedy Delivery

Halo: Reach: Beat the par time on The Package.

10 Gamerscore

Wait, How'd the Ship Get Down Here?

Halo: Reach: Beat the par time on The Pillar of Autumn.

10 Gamerscore

Fast Fall

Halo: Reach: Beat par time on all Halo: Reach levels.

20 Gamerscore

Ice In Your Veins

Halo: Reach: Beat the par score on Winter Contingency.

10 Gamerscore

Still Sharp

Halo: Reach: Beat the par score on ONI: Sword Base.

10 Gamerscore

Moon's Out, Goons Out

Halo: Reach: Beat the par score on Nightfall.

10 Gamerscore

Bake That Cake

Halo: Reach: Beat the par score on Tip of the Spear.

10 Gamerscore

Insomnia

Halo: Reach: Beat the par score on Long Night of Solace.

10 Gamerscore

Parting the Sea

Halo: Reach: Beat the par score on Exodus.

10 Gamerscore

Nine Lives Are a Myth

Halo: Reach: Beat the par score on New Alexandria.

10 Gamerscore

How Did I Lose All My Fingers?

Halo: Reach: Beat the par score on The Package.

10 Gamerscore

Precious Cargo

Halo: Reach: Beat the par score on The Pillar of Autumn.

10 Gamerscore

We'll Be Back

Halo: Reach: Beat the par score on every Halo: Reach level.

20 Gamerscore

T'vaoan Terminator

Halo: Reach: Kill 100 Skirmishers.

10 Gamerscore

Chol Von's Not Gonna Like This

Halo: Reach: Kill 1000 Skirmishers.

10 Gamerscore

Keep It Clean

Halo: Reach: Kill 7 Moa during Winter Contingency.

10 Gamerscore

They've Always Been Faster

Halo: Reach: Clear Winter Contingency without setting foot in a drivable vehicle.

10 Gamerscore

Wake Up Buttercup

Halo: Reach: Destroy the Corvette's engines & escort in under 3 minutes during Long Night of Solace.

10 Gamerscore

Two Corpses In One Grave

Halo: Reach: Kill 2 vehicles at once with the Target Locator during ONI: Sword Base.

10 Gamerscore

Your Heresy Will Stay Your Feet

Halo: Reach: Kill the Elite Zealot before he can escape during Tip of the Spear.

10 Gamerscore

I Didn't Train To Be A Pilot

Halo: Reach: Kill 3 of the anti-aircraft batteries during New Alexandria.

10 Gamerscore

Tank Beats Everything

Halo: Reach: Finish The Package on Legendary with the Scorpion intact.

10 Gamerscore

Swift and Shallow

Halo: Reach: Hijack a Banshee during the Reach Campaign.

10 Gamerscore

Forza in the Fall

Halo: Reach: Flip the switches to become a Reach Racer!

5 Gamerscore

HBOrg Special

Halo: Reach: Party with the DJ Brute.

5 Gamerscore

Play Us a Sad Song, Claude

Halo: Reach: Listen to a hidden music cue.

5 Gamerscore

We're Gonna Need a Bigger Ship

Halo: Reach: Fly both the Pelican and Phantom on New Alexandria.

5 Gamerscore

Front Page News

Halo: Reach: Find me in the club.

10 Gamerscore

The Humble Beginnings of Wiljax Brantley

Halo: Reach: Now that's a value meal.

10 Gamerscore

Did You Major in Marine Bio?

Halo: Reach: Encounter the hidden marines on Exodus.

10 Gamerscore

Fly, You Fools!

Halo: Reach: Find the hidden Banshees on The Package.

5 Gamerscore

This is Not the Greatest Lab in the World…

Halo: Reach: Find your way into Halsey's Lab on The Package.

5 Gamerscore

Hey, You Dropped This

Halo: Reach: Find Data Pad 1 on Winter Contingency.

5 Gamerscore

Read Halsey's Journal

Halo: Reach: Find Data Pad 2 on ONI: Sword Base.

5 Gamerscore

Meeting of the (Artificial) Minds

Halo: Reach: Find Data Pad 3 on Nightfall.

5 Gamerscore

Rampant Speculation

Halo: Reach: Find Data Pad 4 on Tip Of The Spear.

5 Gamerscore

Minority Report

Halo: Reach: Find Data Pad 5 on Long Night Of Solace.

5 Gamerscore

Info Dump

Halo: Reach: Find Data Pad 6 on Exodus.

5 Gamerscore

Paper Trail

Halo: Reach: Find Data Pad 7 on New Alexandria.

5 Gamerscore

Terminal Conditions

Halo: Reach: Find Data Pad 8 on The Package.

5 Gamerscore

Digital Destinies

Halo: Reach: Find Data Pad 9 on The Pillar Of Autumn.

5 Gamerscore

Unreliable Narrator

Halo: Reach: Find Data Pad 10 on Winter Contingency on Legendary difficulty.

5 Gamerscore

What Does It All Mean?

Halo: Reach: Find Data Pad 11 on ONI: Sword Base on Legendary difficulty.

5 Gamerscore

Unsolved Mysteries

Halo: Reach: Find Data Pad 12 on Nightfall on Legendary difficulty.

5 Gamerscore

Meddling and Madness

Halo: Reach: Find Data Pad 13 on Tip Of The Spear on Legendary difficulty.

5 Gamerscore

The Answer is Simple

Halo: Reach: Find Data Pad 14 on Long Night Of Solace on Legendary Difficulty.

5 Gamerscore

Of Patience and Partiality

Halo: Reach: Find Data Pad 15 on Exodus on Legendary difficulty.

5 Gamerscore

Curious Composition

Halo: Reach: Find Data Pad 16 on New Alexandria on Legendary difficulty.

5 Gamerscore

Silent Shepherds

Halo: Reach: Find Data Pad 17 on The Package on Legendary difficulty.

5 Gamerscore

Assembled the Majority

Halo: Reach: Find Data Pad 18 on The Pillar Of Autumn on Legendary difficulty.

5 Gamerscore

Yes No You Decide

Halo: Reach: Find Data Pad 19 on Lone Wolf on Legendary difficulty.

5 Gamerscore

Canonical Conundrum

Halo: Reach: Find all Data Pads.

20 Gamerscore

Why Do This To Yourself?

Halo: Reach: Complete the Halo: Reach LASO Campaign playlist.

30 Gamerscore

Reach Has Been Good to Me

Halo: Reach: Complete a Halo: Reach playlist.

10 Gamerscore

Who Needs Red Flag?

Halo: Reach: Complete three Halo: Reach playlists.

20 Gamerscore

Remember Reach

Halo: Reach: Play a game of Halo: Reach on the 14th of any month.

5 Gamerscore

Keep Your Foot on the Pedrogas

Halo: Reach: Complete all Halo: Reach Legendary campaign missions in under 3 hours.

30 Gamerscore

Enemies Everywhere!

Halo: Reach: Complete a Firefight set on Normal or harder.

10 Gamerscore

Negative, Ghostrider

Halo: Reach: Get a Skullamanjaro in a matchmade Headhunter game.

10 Gamerscore

Skunked

Halo: Reach: Won a matchmade game of Invasion in the 1st phase.

10 Gamerscore

Clear and Present Danger

Halo: Reach: Pad on the run.

5 Gamerscore

Left Behind

Halo: Reach: Achieve a score of 30,000 points on Lone Wolf.

10 Gamerscore

One Final Firefight

Halo: Reach: Achieve a score of 150,000 points on Lone Wolf.

20 Gamerscore

What About Bob?

Halo: Reach: Find and eliminate one of the hidden Ranger Commander Elites.

10 Gamerscore

Jorge Can't Have All the Big Guns

Halo: Reach: Use a Pelican turret.

5 Gamerscore

I'm Sorry, Dave

Halo: Reach: Find the hidden binary signature.

5 Gamerscore

Workers' Compensation

Halo: Reach: Splatter an enemy using the forklift.

10 Gamerscore

Capacious Cartography

Halo: Reach: Create a custom map using Forge World.

10 Gamerscore

Requiescat in Pace

Halo: Reach: Complete 10 assassinations on enemy players.

10 Gamerscore

Run and Gunned

Halo: Reach: Headshot 10 enemies while they are sprinting.

10 Gamerscore

Game Breaker

Halo: Reach: Kill 10 enemies while using a Jetpack.

10 Gamerscore

Because It Wasn't Hard Enough

Halo: Reach: Complete a Legendary campaign mission with 3 or more skulls enabled (Scoring Only).

20 Gamerscore

Classic Completion

Halo: Reach: Complete Exodus without using any armour abilities.

10 Gamerscore

Confused Callouts

Halo: Reach: Trigger a humorous callout on your HUD's position indicator.

5 Gamerscore

Collection Eligibility Confirmed

Halo: Reach: See, he IS in the game!

10 Gamerscore

Mind the Skill Gap

Halo: Reach: Observe the logo of a buttoned-up mining company.

10 Gamerscore

Easy to Overlook

Halo: Reach: Access hidden UNSC radio chatter.

10 Gamerscore

New Ways to Save a Quid

Halo: Reach: Hear a familiar voice on New Alexandria.

10 Gamerscore