GameCube

PC

Wing Commander: ProphecyDebug Mode09/08/05

Xbox

Star Wars: Republic CommandoGod Mode02/06/06
X-Men Legends II: Rise of ApocalypseAll Danger Room Courses01/23/06
X-Men Legends II: Rise of ApocalypseTemporary Gameplay Cheats11/29/05

Xbox 360

Far Cry Instincts PredatorHidden Message08/06/07
Far Cry Instincts PredatorIn-Game Cheat Codes08/06/07
The Orange Box(Portal) Codes10/15/07
Tom Clancy's Splinter Cell Double AgentUnlocking the Three Different Endings.10/23/06