Various Codes
Enter these cheats at the cheat menu, in the game the codes shall be automatically connected. A message will confirm correct code entry.

God mode:
Enter NOPAINNOCANE as a code.

Level select:
Enter COOLLEVELCHEATCODE as a code.

Level skip:
Enter YESTERDAYYOURZEBRADIE as a code.

Unlock doors:
Enter ANYANDALLCODE as a code.

Restore health:
Enter CANEREADYTOROCK as a code.

Unlimited ammunition:
Enter FISHINABARREL as a code.

All weapons:
Enter CHARLIEHUSTLEOVERDRESSEDROMEO as a code.

Weapons level up:
Enter FRIENDLIESTGODINGALAXY as a code.

Big feet:
Enter DEADREDPARTYSHOES as a code.

Big head:
Enter BUTTCHEATCANSURPRISE as a code.

Enemies thwarted or frozen:
Enter CHARLIEOSCARLIMADELTA as a code. Note: Set this to "Thwarted" to avoid glitching the game during Boss battles.

Time factor:
Enter CHARLIEALPHANOVEMBERECHO as a code.

Unknown:
Enter GOODGODHELPME as a code.