50Achievements
Alien Tears
Earn a gold medal on every mission in Story mode.
(3.7%)
Annihilator
Kill 10,000 aliens.
(8.5%)
Arsenal
Build 20 towers of any type in one mission.
(52.7%)
Base Defender
Complete the single player campaign in Story Mode.
(6.7%)
Boot Camp
Finish all the missions in Chapter 1 in Story Mode.
(21.8%)
Brothers In Arms
Earn a Bronze (or better) medal in a Coordinated Defense Multiplayer mission.
(3.4%)
Burn Baby Burn
Build 100 Inferno towers.
(6.6%)
Close Call
Save a core that is less than 10 seconds away from the map's exit point.
(46.7%)
Confident
Use the speed up control at 3x for a total of 60 seconds in any mission.
(39.6%)
Death From Above
Use the Orbital Laser Special Weapon (General Cai).
(40.3%)
Diversity
Build at least 1 of each tower type in any single mission.
(13.0%)
Eradicator
Kill 100 aliens.
(57.5%)
Exterminator
Kill 1000 aliens.
(35.8%)
Field Promotion
Earn a silver (or better) medal.
(58.4%)
Filthy Rich
Win a mission with at least 10,000 resources remaining.
(8.3%)
Firebug
Using only Inferno towers, Win any Chapter 4 (or later) mission.
(2.9%)
First Blood
Kill 1 alien.
(63.3%)
Flawless Victory
Earn a Gold Medal.
(53.4%)
Full Defense
Build 50 towers of any type in one mission.
(24.2%)
Full House
Build and fully upgrade each tower type in one mission.
(5.2%)
Full Potential
Win a chapter 4 (or later) mission with level 3 towers only and no selling.
(4.8%)
Go Team!
Earn a Gold medal in a Coordinated Defense Multiplayer Mission.
(2.9%)
Go To Your Home
Use the Core Teleport special weapon (Professor Taylor).
(3.6%)
Great Ball of Fire
Build 100 Meteor towers.
(6.2%)
Gun Crazy
Using only Gun towers, Win any chapter 4 (or later) mission.
(3.4%)
Happy Returns
Recover a loose core.
(57.0%)
Head Trauma
Build 100 Concussion towers.
(4.1%)
Hey! That's mine!
Kill an alien carrying a power core.
(57.1%)
High Voltage
Build 100 Tesla towers.
(4.9%)
If At First You Don't Succeed, Retry Again
Use the reload checkpoint option five times in a single mission.
(13.2%)
Indecisive
Sell 10 towers or more in a single mission.
(11.0%)
Kaboom!
Build 100 Cannon towers.
(8.7%)
Leadhead
Build 100 Gun towers.
(15.3%)
Liquidator
Sell 10 towers.
(19.2%)
Master Builder
Use the command shuttle to move 6 map sections in Mission 6.
(3.1%)
Master Strategist
Earn 100 Gold Medals on any missions.
(0.7%)
Minimalist
Using only level 1 towers, Win any Chapter 4 (or later) mission.
(2.7%)
More Please
Use the Resource Reinforcement Special Weapon (Professor Briel).
(14.8%)
No Fast Blast
Use the Temporal Cannon Special Weapon (Colonel Rissler).
(6.3%)
No Sale
Win any mission without selling any towers.
(52.2%)
Not So Fast
Build 100 Temporal towers.
(4.3%)
Now With Sprinkles
Enable a Tower Augmentation item on any tower.
(23.2%)
Penny Pincher
Win a mission with at least 5,000 resources remaining.
(14.2%)
Pew Pew
Build 100 Laser towers.
(7.1%)
Planet Defender
Earn a silver medal (or better) on all missions in the Story mode.
(4.7%)
Pumped Up Towers
Use the Tower Overcharge Special Weapon (Advisor Zacara).
(12.2%)
Retry
Use the Reload Checkpoint option.
(37.1%)
Salvage Rights
Kill an alien boss creature. (Juggernaut, Rumbler, Turtle, or Crasher)
(25.7%)
Shell-shocked
Using only Cannon towers, Win any Chapter 4 (or later) mission.
(2.8%)
Shoot That Guy
Use the Precision Targeting Special Weapon (Rear Admiral Phillips).
(4.5%)