Cumulative 50 kills with the Invader.
Kill 5 Hydras while they're in mid-air.
Crush an enemy to death with a spike.
Cumulative 50 kills with the Bangalore.
Kill 5 or more enemies with a single Vortex Grenade.
Cumulative 50 kills with the Black Widow.
Accumulate 25 headshots kills.
Kill someone by forcing them into a shield.
Successfully used a TD switch for the first time in single player.
Cumulative 50 kills with the Raptor.
Cumulative 50 kills with the Pacifican SMG.
Successfully raise/lower a bridge for the first time in single player.
Complete the Tutorial.
Cumulative 50 kills with the ST-4 Torpedo Launcher.
Collect a data cell.
Successfully open a physics or hinged gate for the first time in single player.
Complete Act 2 on Hardcore.
Complete Act 3 on Hardcore.
Successfully block (or unblock) an energy beam for the first time in single player.
Kill an enemy by using TD and forcing them into the beam in single player.
Collect 35 data cells.
Collect all 100 data cells.
Cumulative 25 kills running over enemies with the TDV-1.
Cumulative 25 kills with the Dragon's Breath.
Cumulative 25 kills with Mole Mines.
Cumulative 25 kills with the Rhino.
Cumulative 50 kills with the Catapult.
Cumulative 25 kills with the Lodestone.
Cumulative 25 kills of people frozen by the ALM-37 "Deep Freeze."
Cumulative 25 kills with the Scorpion Sniper Rifle.
Cumulative 50 kills with the Bulldog.
Melee kill 10 enemies in a row.
Complete Act 1.
Kill an enemy using the Stomp Augmentation.
Acquire All Augmentations in the Game.
Accumulate 100 Alliance Wins.
Cumulative 100 Pacifican Wins.
Win 50 Kingmaker games.
Win 50 Break-In Games.
Win 50 Excavation games.
Win 50 CTF Games.
Complete Act 2.
Awarded for completing one multiplayer game.
Awarded for completing 10 multiplayer games.
Awarded for completing 100 multiplayer games.
Awarded for completing 250 multiplayer games.
Awarded for completing 500 multiplayer games.
Awarded for completing 1500 multiplayer games.
Complete Act 3.
Complete Act 1 on Hardcore.