XBox – King of Fighters 2002: Challenge to Ultimate Battle Cheats

Unlock Orochi Chris:
At character select hold R trigger over Chris.
Unlock Orochi Kusanagi:
At character select hold R trigger over regular Kyo.
Unlock Orochi Shermie:
At character select hold R trigger over Shermie.
Unlock Orochi Yashiro:
At character select hold R trigger over Yashiro