Game Boy Advance

Disney's Atlantis: The Lost EmpireEarly Level Passwords07/13/03

Game Boy Color

Disney's Atlantis: The Lost EmpireLevel Codes07/06/01
Disney's Donald Duck: Goin' QuackersPasswords04/05/03
KRTL: Jay und die SpielzeugdiebeLevel Passwords11/26/12

PlayStation 2

Eureka Seven Vol. 2: The New VisionUnlockable Characters and LFO's04/27/07

WonderSwan Color

RockMan EXE WSUnlocking EX hard difficulty10/08/12