Game Boy Advance

Nintendo 64

San Francisco Rush 2049Unlock Battle Arena's08/19/05
South Park RallyUnlock some options08/19/05

PlayStation

Pandemonium 2Level codes09/12/05
Panzer BanditAll bosses09/12/05
Peak PerformanceMisc. Unlockables12/20/01

Xbox

Aggressive InlineHidden Unlockables08/18/05
Blood WakeUnlock many features08/26/05
Buffy the Vampire Slayer: Chaos BleedsUnlock characters and maps08/26/05
Midtown Madness 3Unlockable cars06/22/03