Unlock Low Gravity Ragdoll
Beat Normal Difficulty

Unlock Extreme Ragdoll
Beat Normal Difficulty

Unlock Hippy Blood
Beat Normal Difficulty

All weapons and upgrades
Successfully complete the game. Instead of starting a new game, use the "Level select" cheat and start on the first level to keep all your weapons and upgrades from the previous game.

Level select
Play any level and complete it. Then, quit the game and restart it. The level you just completed will now be unlocked at the "Cheats" menu.

Extreme difficulty:
Successfully complete the game under any difficulty setting . Start a new game and the new "Extreme" difficulty option will be unlocked.

Completion bonuses
Successfully complete the game under any difficulty setting. Start a new game, press [Esc] to display the "Options" menu, then select "Cheats". The following cheat options may now be activated.

Low Gravity Ragdoll: Enemies will fly away when killed. Put them on orbit by destroying their oxygen tank.

Extreme Ragdoll

Hippy Blood: Changes spilled blood into colorful flowers.