DS

Barnyard Blast: Swine of the NightBonus Modes02/22/08
Brain Age 2: More Training in Minutes a DayUnlockables06/28/07
Brothers In Arms DSSpecial Weapons06/08/07
Castlevania: Portrait of RuinBest End Bonuses11/16/06
Castlevania: Portrait of RuinEnglish Voiceovers (or Japanese Voiceovers for English version)11/16/06
Code LyokoInternet Codes05/29/07
Drake & Josh: Talent ShowdownAbility Upgrades08/20/07
Final Fantasy Fables: Chocobo TalesBonus Cards (EU/AU/NZ versions only!)09/24/07
Flash Focus: Vision Training in Minutes a DayDaily training unlockables10/17/07
Flash Focus: Vision Training in Minutes a DayHard modes10/17/07
Flash Focus: Vision Training in Minutes a DaySpecial messages10/17/07
Mega Man ZX AdventUnlocking New Mini-Games07/13/07
My Chinese CoachUnlock all lessons05/18/09
Ninja Gaiden: Dragon SwordThe Way of Kunoichi03/25/08
Scurge: HiveUnlockable features12/02/06
The Legend of Spyro: A New BeginningBonus modes & cheats10/17/06

Game Boy

Mega Man IICodes04/11/03

Genesis

PuggsyUnlimited Lives06/25/07
PuggsyUnlimited Shoes06/25/07
Skitchin'Passwords06/25/07
Soldiers of FortuneOver $40,000 in 2-player mode06/25/07

PlayStation 3

Devil May Cry 4Unlockable artwork02/04/08
Devil May Cry 4Unlockable difficulty levels02/04/08

Sega Master System

Alien 3Extra Ammo06/25/07

Xbox 360

Devil May Cry 4Secret ending featuring Dante, Trish and Lady02/04/08
Devil May Cry 4Unlockable art work02/04/08
Devil May Cry 4Unlockable difficulty levels02/04/08