Clear Stages 1-35 without getting a game over

Score 20,000 points

Clear Stage 50

Score 100,000 points

Clear Stages 6-15 using the default gun without collecting any powerups or getting a game over

Clear Stages 25-35 using the default gun without collecting any powerups or getting a game over

Clear Stages 16-25 without dying

Clear Stage 60

Clear Stage 70

Max out your tank's gun powerups

Use a Grenade without destroying any enemy tanks

Collect one of every powerup without getting a game over

View the secret message

Clear Stages 1-5 without dying

Clear Stages 1-10

Clear Stages 11-20

Clear Stages 21-35

Clear Stage 1