Unlimited ammunition
Enter F1LLMYPOCK1TS as a password. The phrase "cheats activated" will confirm correct password entry.

All weapons
Enter F1SH1NGFORGVNS as a password. The phrase "cheats activated" will confirm correct password entry.

Invincibility
Enter FVNKYG1BB0N as a password. The phrase "cheats activated" will confirm correct password entry. Note that your character may be trapped in lethal areas of the game.

Level select
At the password screen, press: FLYTO, followed by the level number. For example: FLYTO 14