Achievements:
Deadly Assassin
Objective: Without the player taking damage kill 50 aliens in single player
War of Attrition
Objective: Kill 1000 aliens in single player
Vital Statistics
Objective: Finish "Primed" single player level with 300000 or more overall score
Old Soldier
Objective: Complete all single player levels 1-5
Praemonitus Praemunitus
Objective: Collect all logs through out the game
Cash is King
Objective: Achieve a balance of 20000 credits or more
Co-op Campaigner
Objective: Complete any multiplayer level
The Best of the Best
Objective: Complete all single player levels 1-5 on elite difficulty
Survivor
Objective: Stay alive for 8 minutes on any of the Survivor mode single player levels
Super-Sleuth
Objective: Find all "secret" collectibles
Indestructible
Objective: Finish multiplayer "Cargo" level without taking any damage
Rapid Deployment
Objective: Complete "Cargo" multiplayer level in 10 minutes or less