Get 3 stars on 1 S.T.A.R. Lab Mission
Complete 1 S.T.A.R. Lab Mission
Win a match with the super move of any character
Complete Tutorial
Complete chapter 1 of episode 1.
Complete "The Mission Before Time"
Find a secret under water.
Kill 25 dinosaurs
Inspect 10 aliens.
Use the Tower Overcharge Special Weapon (Advisor Zacara).
Use the vent system 20 times
Cause the Alien to retreat by using the flamethrower
Use the flamethrower
Complete the second mission
Collect an ID tag
Construct an item
Complete the first mission
Collect an archive log
Win a mission with at least 10,000 resources remaining.
Build 20 towers of any type in one mission.
Use the Orbital Laser Special Weapon (General Cai).
Finish all the missions in Chapter 1 in Story Mode.
Win a mission with at least 5,000 resources remaining.
Recover a loose core.
Kill an alien carrying a power core.
Use the Reload Checkpoint option.
Use the reload checkpoint option five times in a single mission.
Save a core that is less than 10 seconds away from the map's exit point.
Earn a silver (or better) medal.
Kill an alien boss creature. (Juggernaut, Rumbler, Turtle, or Crasher)
Win a mission with at least 1,000 resources remaining.
Upgrade a level 1 tower to a level 2 tower.
Win any mission without selling any towers.
Use the speed up control at 3x for a total of 60 seconds in any mission.
Loot and empty 10 containers.
Finished your second level
Kill an enemy at full health with a single ranged attack.
Kill two enemies in one turn with the same character.
Kill Johannsen, or what's left of him.
Linda Carter joins your team.
Complete a track without crashing
Kill 1000 aliens.
Finish the first Era.
Get a generator running.
Reach Level 5.
Complete a match of any game type.
Get 50 kills against players.
Smash 3 people with the hammer in Jackhammer.
Kill an enemy who has a damage boost in Annihilation.
Earn a Gold Medal.