65 achievements for 1000 Gamerscore
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Alien Tears
Earn a gold medal on every mission in Story mode.
10 Gamerscore
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Annihilator
Kill 10,000 aliens.
10 Gamerscore
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Arsenal
Build 20 towers of any type in one mission.
10 Gamerscore
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Base Defender
Complete the single player campaign in Story Mode.
100 Gamerscore
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Boot Camp
Finish all the missions in Chapter 1 in Story Mode.
10 Gamerscore
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Brothers In Arms
Earn a Bronze (or better) medal in a Coordinated Defense Multiplayer mission.
10 Gamerscore
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Burn Baby Burn
Build 100 Inferno towers.
10 Gamerscore
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Close Call
Save a core that is less than 10 seconds away from the map's exit point.
10 Gamerscore
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Confident
Use the speed up control at 3x for a total of 60 seconds in any mission.
10 Gamerscore
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Death From Above
Use the Orbital Laser Special Weapon (General Cai).
10 Gamerscore
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Diversity
Build at least 1 of each tower type in any single mission.
10 Gamerscore
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Eradicator
Kill 100 aliens.
10 Gamerscore
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Exterminator
Kill 1000 aliens.
10 Gamerscore
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Field Promotion
Earn a silver (or better) medal.
10 Gamerscore
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Filthy Rich
Win a mission with at least 10,000 resources remaining.
30 Gamerscore
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Firebug
Using only Inferno towers, Win any Chapter 4 (or later) mission.
10 Gamerscore
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First Blood
Kill 1 alien.
10 Gamerscore
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Flawless Victory
Earn a Gold Medal.
10 Gamerscore
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Full Defense
Build 50 towers of any type in one mission.
10 Gamerscore
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Full House
Build and fully upgrade each tower type in one mission.
10 Gamerscore
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Full Potential
Win a chapter 4 (or later) mission with level 3 towers only and no selling.
10 Gamerscore
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Go Team!
Earn a Gold medal in a Coordinated Defense Multiplayer Mission.
10 Gamerscore
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Go To Your Home
Use the Core Teleport special weapon (Professor Taylor).
10 Gamerscore
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Great Ball of Fire
Build 100 Meteor towers.
10 Gamerscore
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Gun Crazy
Using only Gun towers, Win any chapter 4 (or later) mission.
30 Gamerscore
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Happy Returns
Recover a loose core.
10 Gamerscore
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Head Trauma
Build 100 Concussion towers.
10 Gamerscore
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Hey! That's mine!
Kill an alien carrying a power core.
10 Gamerscore
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High Voltage
Build 100 Tesla towers.
10 Gamerscore
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If At First You Don't Succeed, Retry Again
Use the reload checkpoint option five times in a single mission.
10 Gamerscore
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Indecisive
Sell 10 towers or more in a single mission.
10 Gamerscore
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Kaboom!
Build 100 Cannon towers.
10 Gamerscore
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Leadhead
Build 100 Gun towers.
10 Gamerscore
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Liquidator
Sell 10 towers.
10 Gamerscore
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Master Builder
Use the command shuttle to move 6 map sections in Mission 6.
10 Gamerscore
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Master Strategist
Earn 100 Gold Medals on any missions.
100 Gamerscore
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Minimalist
Using only level 1 towers, Win any Chapter 4 (or later) mission.
10 Gamerscore
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More Please
Use the Resource Reinforcement Special Weapon (Professor Briel).
10 Gamerscore
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No Fast Blast
Use the Temporal Cannon Special Weapon (Colonel Rissler).
10 Gamerscore
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No Sale
Win any mission without selling any towers.
10 Gamerscore
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Not So Fast
Build 100 Temporal towers.
10 Gamerscore
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Now With Sprinkles
Enable a Tower Augmentation item on any tower.
10 Gamerscore
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Penny Pincher
Win a mission with at least 5,000 resources remaining.
10 Gamerscore
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Pew Pew
Build 100 Laser towers.
10 Gamerscore
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Planet Defender
Earn a silver medal (or better) on all missions in the Story mode.
30 Gamerscore
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Pumped Up Towers
Use the Tower Overcharge Special Weapon (Advisor Zacara).
10 Gamerscore
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Retry
Use the Reload Checkpoint option.
5 Gamerscore
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Salvage Rights
Kill an alien boss creature. (Juggernaut, Rumbler, Turtle, or Crasher)
10 Gamerscore
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Shell-shocked
Using only Cannon towers, Win any Chapter 4 (or later) mission.
10 Gamerscore
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Shoot That Guy
Use the Precision Targeting Special Weapon (Rear Admiral Phillips).
10 Gamerscore
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Surplus
Win a mission with at least 1,000 resources remaining.
10 Gamerscore
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10 Items No less
Enable a Tower Augmentation Item on 10 Towers.
10 Gamerscore
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Thanks for Playing!
Earn a Bronze (or better) medal in a Single Player Mission.
5 Gamerscore
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The Not-So-Friendly Skies
Build 100 Missile towers.
10 Gamerscore
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The Path Most Traveled
Win a Gold medal on Mission 19 without using the Command Shuttle.
10 Gamerscore
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Tower Expert
Build every tower and every upgrade for each tower.
10 Gamerscore
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Warning Shots
Play a DG Fighter Multiplayer mission.
10 Gamerscore
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What IS that?
Inspect 10 aliens.
10 Gamerscore
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Winning Shots
Earn a Victory in a DG FighterMultiplayer mission.
10 Gamerscore
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Would you like a boost with that?
Build 100 Boost towers.
5 Gamerscore
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Xenocide
Kill 50,000 aliens.
30 Gamerscore
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Yellow Beats Green
Upgrade a level 1 tower to a level 2 tower.
5 Gamerscore
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Master Siege Breaker
Survive 100 waves on any Super Grinder challenge mode.
55 Gamerscore
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Siege Breaker
Survive 100 waves on Grinder challenge mode on any mission.
55 Gamerscore
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Untouchable
Beat a Chapter 4 mission or higher with zero cores captured.
30 Gamerscore