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