Arcade Games
| NFL Blitz '99 | Hide Cursor While Making Plays | 09/02/01 |
Commodore 64
| Gradius | Infinite Lives | 01/03/07 |
DS
| Boing! Docomodake | Unlocking Additional Areas | 02/24/09 |
| Mario Kart DS | Turbo Boost After Lakitu Retrieval | 12/01/05 |
| Mario Kart DS | Turbo Boost at Start of Race | 12/01/05 |
| New Super Mario Bros. | Extra Lives at Flagpoles | 05/17/06 |
| New Super Mario Bros. | Warp Zone Cannons | 05/22/06 |
| Retro Game Challenge | Haggle Man 2 Codes | 02/13/09 |
| Retro Game Challenge | Haggle Man codes | 02/12/09 |
| Retro Game Challenge | Rally King Codes | 02/13/09 |
| Retro Game Challenge | Star Prince Codes | 02/13/09 |
| Ys: Books I & II | Music mode and time attack mode | 03/04/09 |
e-Reader
| Excitebike | Different title screen music | 10/02/02 |
Game Boy
| Boomer's Adventure in Asmik World | Passwords | 10/29/01 |
| Boxxle | Level Passwords | 02/25/02 |
| Bubble Bobble | Level Passwords | 02/25/02 |
| Catrap | Level Passwords | 03/14/02 |
| Cyraid | Level Passwords | 03/17/02 |
| Donkey Kong Land 2 | Cheat Codes | 11/30/03 |
| Donkey Kong Land 2 | Exit previously completed stages | 11/30/03 |
| Mario's Picross | Access Time Trial Mode | 08/28/00 |
| Mario's Picross | Super Gameboy Border Changes | 09/12/01 |
| Snow Brothers | Stage Select | 08/29/00 |
| The Hunt for Red October | Cheat Codes | 05/05/02 |
Game Boy Advance
| Advance Wars | Unlockables | 07/08/03 |
| Breath of Fire | 999,999 Gold | 10/27/03 |
| Breath of Fire | Chun-Li Cameo | 10/27/03 |
| Castlevania: Harmony | Unlock Boss Rush Mode | 06/13/02 |
| Castlevania: Harmony | Unlock In-Game | 06/19/02 |
| ChuChu Rocket! | Make Credits Roll Faster | 06/22/01 |
| ChuChu Rocket! | Unlockable Modes | 06/06/03 |
| DBZ: The Legacy of Goku | Cheap Recovery Trick | 05/19/02 |
| Driver 2 Advance | Change Police Car's Color | 10/27/03 |
| Driver 2 Advance | Pass Through Cars | 10/27/03 |
| Gadget Racers | Honk Horn While Driving | 09/05/01 |
| Gauntlet Dark Legacy | Walk Through Walls | 10/27/03 |
| GT Advance | Access Extra 1 Option | 09/25/01 |
| GT Advance | Access Extra 2 Option | 09/27/01 |
| GT Advance 2 | Unlock Expert Championship Mode | 05/15/02 |
| GT Advance 2 | Unlock Kart Extra the real way | 05/09/02 |
| GT Advance 2 | Unlock Wire Frame Extra the real way | 05/19/02 |
| Klonoa 2: Dream Champ | Unlock EX Stages | 08/17/02 |
| Klonoa: Empire of Dreams | Unlockables | 05/25/03 |
| Konami Krazy Racers | Quick Boost | 06/20/01 |
| Konami Krazy Racers | Unlockables | 06/20/01 |
| Mario Kart Super Circuit | Player Select Tricks | 07/21/01 |
| Mario Kart Super Circuit | Power Sliding | 08/02/01 |
| Mario Kart Super Circuit | Recover before Spinning Out | 07/20/01 |
| Mario Kart Super Circuit | Turbo Boost after Lakitu Retrieval | 08/02/01 |
| Mario Kart Super Circuit | Turbo Boost at Start of Race | 07/24/01 |
| Mario Kart Super Circuit | Unlockables | 09/15/01 |
| Mech Platoon | Unlockables | 10/21/03 |
| Mega Man Battle Network | Entering Deeper Parts of the Internet | 11/10/01 |
| Mega Man Battle Network | School Network Passcodes | 10/24/01 |
| Super Dodge Ball Advance | Unlockables | 07/22/01 |
| Super Mario Advance | Free Hearts | 05/06/01 |
| Super Mario Advance | Gain an extra life in each level | 05/06/01 |
| Tweety & The Magic Gems | Free Items | 09/30/01 |
Game Boy Color
| Turok 3 | Passwords | 11/03/03 |
| Wacky Races | Codes | 11/03/03 |
| World Destruction League | Passwords | 11/03/03 |
| Worms Armageddon | Additional Terrain Passwords | 11/03/03 |
| X-Men: Wolverine's Rage | Level Passwords | 11/03/03 |
GameCube
| Luigi's Mansion | Using the Warp Mirrors | 12/01/01 |
| Mario Kart: Double Dash | Mushroom City Quick Boosts | 12/06/03 |
| Mario Kart: Double Dash | Turbo Boost after Lakitu Retrieval | 12/01/03 |
| Super Smash Bros. Melee | Character Unlocks | 12/11/01 |
| Super Smash Bros. Melee | Stage Unlock: Yoshi's Island Past Stage | 12/11/01 |
| Super Smash Bros. Melee | Stage unlocks | 12/11/01 |
| Super Smash Bros. Melee | Transform with Zelda before battle | 12/14/01 |
| Super Smash Bros. Melee | Unlock All-Star Mode | 12/11/01 |
| Super Smash Bros. Melee | Unlock Event #51 | 12/11/01 |
| Wave Race: Blue Storm | Unlock Expert Championship Mode | 11/23/01 |
| Wave Race: Blue Storm | Unlock Hard Championship Mode | 11/19/01 |
| Wave Race: Blue Storm | Unlock New Courses (US names) | 11/25/01 |
| Wave Race: Blue Storm | Unlock Trial Option in Tutorial Menu | 11/25/01 |
| Wave Race: Blue Storm | US Expert Championship Tournament Password | 04/25/02 |
| Wave Race: Blue Storm | US Stunt Mode Tournament Password | 02/18/02 |
| Wave Race: Blue Storm | US Stunt Mode Tournament Password #2 | 03/24/02 |
| Wave Race: Blue Storm | US Time Attack Tournament Password | 02/21/02 |
Macintosh
| Dungeon Siege | Cheat Codes | 10/27/03 |
NES
| Exciting Boxing | Passwords | 01/20/09 |
| Kirby's Adventure | Unlockables | 08/29/00 |
| Mike Tyson's Punch-Out!! | Passwords | 12/20/01 |
| Mouryou Senki Madara | Sound Test | 08/03/06 |
| Phantom Fighter | Passwords | 12/09/02 |
| Rainbow Islands | Codes | 09/30/00 |
| Silver Surfer | Passwords | 12/28/02 |
| Space Shuttle Project | Mission Passwords | 01/26/04 |
| Star Luster | Hidden Ship Repair | 05/12/09 |
| Star Luster | Restoring Damaged Planets | 05/12/09 |
| Star Luster | Slower Enemy Movements | 05/12/09 |
| Teenage Mutant Ninja Tur | Cheat Codes | 08/29/00 |
| The Legend of Zelda | Refill Red Water of Life | 04/20/05 |
| The Lone Ranger | Level Passwords | 05/24/04 |
| Treasure Master | Passwords | 08/29/00 |
| Wall Street Kid | Passwords | 07/10/02 |
Nintendo 64
| Kirby 64 | High Mini-Game Difficulties | 08/28/00 |
| Mario Party 3 | Free Coins from Mushrooms | 12/31/00 |
| Mortal Kombat 4 | 2-Player Mode Cheats | 09/01/00 |
| NFL Blitz | Hide Cursor While Making Plays | 09/02/01 |
| Pilotwings 64 | Access Birdman in Everfrost Island | 08/27/01 |
| Pilotwings 64 | Unlock Cannonball Tests | 08/27/01 |
| Pilotwings 64 | Unlock Jumble Hopper Tests | 08/27/01 |
| Pilotwings 64 | Unlock Skydiving Tests | 08/27/01 |
| The Legend of Zelda: Majora's Mask | Alternate Opening Sequence | 10/27/03 |
| Zelda: Ocarina of Time | More Bottles | 08/29/00 |
PC
| Capitalism II | Codes | 03/29/02 |
| Casino, Inc. | Codes | 11/08/03 |
| E.T. Intergalactic Mission | Codes | 11/08/03 |
PlayStation
| Armorines: Project S.W.A.R.M. | Codes | 10/27/03 |
| ATV: Quad Power Racing | Reappearing Fenders Glitch | 10/27/03 |
| Disney's Aladdin in Nasira's Revenge | Alternate Ending | 10/27/03 |
| Final Fantasy Chronicles | Developers' Room in FFIV | 07/09/01 |
| NuPa: Numeric Paint Puzz | Unlockable FMVs | 08/28/00 |
| Pac-Man World | Unlockables | 09/28/06 |
Saturn
| Radiant Silvergun | CD-ROM Appendix | 05/18/02 |
SNES
| Dinocity | Level Passwords | 07/08/01 |
| Final Fantasy IV | Developer's Room | 07/03/02 |
| Kirby's Dream Course | Gaining extra lives | 04/18/01 |
| Kirby's Dream Land 3 | Access ''?'' Option on the Options Menu | 08/28/00 |
| Kirby's Dream Land 3 | Access ''J'' Option on the Options Menu | 08/28/00 |
| Madden NFL 97 | Codes | 08/31/00 |
| Mario no Super Picross | Erase a Saved Game | 08/28/00 |
| Picross NP Vol. 1 | Access the Extra Level | 08/23/01 |
| Picross NP Vol. 2 | Access the Extra Level | 08/23/01 |
| Picross NP Vol. 3 | Access the Extra Level | 08/23/01 |
| Picross NP Vol. 4 | Access the Extra Level | 08/23/01 |
| Picross NP Vol. 5 | Access the Extra Level | 08/23/01 |
| Picross NP Vol. 6 | Access the Extra Level | 08/23/01 |
| Picross NP Vol. 7 | Access the Extra Level | 11/25/00 |
| Picross NP Vol. 8 | Access the Extra Level | 08/23/01 |
| Push-Over | Passwords | 07/15/03 |
| Super Mario Kart | Unlockables | 08/28/00 |
| Super Mario RPG | Secret Items | 08/28/00 |
| Super Smash TV | Codes | 02/09/02 |
| The Legend of the Mystical Ninja | Level Passwords | 07/12/01 |
| The Rocketeer | Codes | 08/29/00 |
TurboGrafx-16
| Bomberman '93 | Level Passwords | 07/26/06 |
| Dungeon Explorer | Password Cheats | 03/01/03 |
| Turrican | Invincibility | 07/20/06 |
WonderSwan
| Kaze no Klonoa: Moonlight Museum | Unlockables | 07/02/02 |
WonderSwan Color
| Final Fantasy IV | Developers' Room | 07/08/02 |
