Defeat all enemies in Stage 5(Normal).
Scored 2,500,000 points or more during any single stage.
Defeat all enemies in Stage 3(Normal).
Been bumped into by a supply robot.
Defeated Big Dora.
Defeated War Gear III.
Played in Local CO-OP Mode.
Defeat all enemies in Stage 1(Normal).
Defeat all enemies in Stage 3(Noob).
Defeat all enemies in Stage 2(Noob).
Defeat all enemies in Stage 1(Noob).
Completed all campaigns under normal difficulty.
Defeated the Roaring Steam.
Defeat all enemies in Stage 2(Normal).
Defeated Terror Cracker.
Completed all campaigns under noob difficulty.
Defeated the Lord of War.
Performed 10x hits.
Complete a stage without receiving a single hit.
Defeated Turborghini.
Shot down 500 UFOs.
Defeated Dread Feller.
Completed all campaigns under veteran difficulty.
Defeat all enemies in Stage 4(Normal).
