Complete level 1 in less than 3 minutes.Complete level 1 in less than 3 minutes.10
Two Levels
Complete level 2 while playing an Xbox Live CO-OP game.Complete level 2 while playing an Xbox Live CO-OP game.10
Three Levels
Complete level 3 in Single Player or Multi-Player mode.Complete level 3 in Single Player or Multi-Player mode.15
Four Levels
Complete level 4 in Single Player mode.Complete level 4 in Single Player mode.20
Five Levels
Complete level 5 in Single Player or Multi-Player mode.Complete level 5 in Single Player or Multi-Player mode.30
Armory
Collect 5 different weapon types. Collect 5 different weapon types. 15
Good Score
Reach level 2 with a score of 100,000 or more.Reach level 2 with a score of 100,000 or more.10
Team Players
Score 300,000 points in an Xbox Live CO-OP game, while still alive.Score 300,000 points in an Xbox Live CO-OP game, while still alive.20
Shot Down
Destroy the helicopter without dying once.Destroy the helicopter without dying once.15
Elite Soldiers
Both players possess a Spread Gun at the same time at some point in the game.Both players possess a Spread Gun at the same time at some point in the game.10
Endurance
Both players must complete level 1 without losing lives in an Xbox Live CO-OP game.Both players must complete level 1 without losing lives in an Xbox Live CO-OP game.10
Master
Complete the game using only 1 credit.Complete the game using only 1 credit.35
