Centipede

Cheat: God Mode
Type this inside a game level and press return: wimp

Cheat: End current level
Type this inside a game level and press return: goto

Cheat: Fly Mode
Type this inside a game level and press return: fly

Cheat: Create a Centipede nearby
Type this inside a game level and press return: pede

Cheat: Automatic movement and firing
This will work until player makes a movement and fires a shot. Type this inside a game level and press return: robot

Cheat: Normal Game Speed
Type this inside a game level and press return: normal

Cheat: Slow Game Speed
Type this inside a game level and press return: slow

Cheat: Slower Game Speed
Type this inside a game level and press return: sloww

Cheat: Slower Than That Game Speed
Type this inside a game level and press return: slowww

Cheat: Slowest Game Speed
Type this inside a game level and press return: slowwww

Cheat: End game and go back to the desktop
Type this inside a game level and press return: dload

Cheat: Infinite Lives
During gameplay, enter this code and hit ENTER: getalife