Clear Level 4.
Clear Level 8.
Clear Level 12.
Clear Level 16.
Clear Level 20.
Clear Level 24.
Clear Level 28.
Clear Level 32.
Complete 4 levels without dying, starting with the first level you complete.
Complete 8 levels without dying, starting with the first level you complete.
Complete 12 levels without dying, starting with the first level you complete.
Complete 16 levels without dying, starting with the first level you complete.
Finish a level without killing any enemies.
Get the maximum of 3 lives in-game(one extra life is awarded when Level 7 is complete).