Zeiram Zone cheats and cheat codes for Playstation

Unlock extra hard mode:
Hold Left for 3 seconds at the main menu, then press Right.
Then, press Circle, Triangle. If the code is accepted, the "Option"
selection will change to red. Then, go to the option menu to select
the extra hard difficulty level.

Play as the enemy
Press Right, Down, Down/Right, Down, Down/Left, Left, Triangle at the
main menu. If the code is accepted, the "Game Start" option will change
to red. After that, choose "Game Start" option. In this menu you can
select the bosses and some enemies for play.

Unlock Versus mode option:
Press Down, Circle, Right, Square, Up, X, Left, Triangle at the main
menu. A sound will confirm the correct code entry.

Zeiram Zone Game Shark Codes:
-
Unlimited Time -
800B1308 1F2B

Unlimited Health
800B0556 015C