Debug mode

Enter "HEYBUDDY" as a password. Then options to select a stage, section, invincibility, all weapons, and removing the pause text will appear.

Level select

Enter "HEVYFEET" as a password.

All weapons

Enter "MAXPOWER" as a password.

Full pause screen

Enter "THEPRESS" as a password. The text normally displayed when the game is paused will be disabled.

Level passwords

Level	Password
2	DIYGIXRA
3	KCSVJTJB
4	RWLKLPBC
5	YQFZMLTC
6	FLZNOHLD