Shaman King: Power Of Spirit cheats and cheat codes for Playstation 2

Different endings:
Good ending: Beat the final Boss normally.
Bad ending: Beat the final Boss with a map weapon

Secret characters in versus mode:
Play in versus mode. Press Select on the following characters to unlock
hidden characters:

Press Select Yoh: Unlock Zeke.
Press Select on Meril: Unlock Masked Meril.
Press Select on Kanna: Unlock Matilda, or
Press Select again Unlock Marion Fauna

Yoh: Halo Blade special move:
Read the Tome Of The Shaman to learn Halo Blade special move.
Press L1 + R1, Up to perform it.

Unlock versus mode in main menu:
Finish all 20 episodes in story mode.