| Medal video game |  Gacha Mambo! Saboten Carnival | 2006 | SEGA Corp. |
| Medal video game | Gajas King Galaxy World Series | 2006 | Konami Digital Ent. Co., Ltd. |
| PC/MS-Windows DVD | Galactic Civilizations II - Dread Lords | 2006 | Stardock Ent. |
| Slot Machine | Galapagos Wild | 2006 | Stargames, Ltd. Australia |
| PC/MS-Windows pack. | Gambledon | 2006 | Nthen Games Korea |
| Nintendo GBA cart. | Games Explosion! Model AGB-BG7E-USA | 2006 | T-HQ, Inc. Toy HeadQuarters |
| Sinclair ZX Spectrum cass. | Gamex - The Games Exchange Hb | 2006 | Cronosoft |
| Slot Machine | Gaming Zone | 2006 | WMS Gaming, Inc. Chicago, IL, USA |
| Sony PSP UMD | Gangs of London Model UCES-00113 | 2006 | Sony Computer Ent. Europe SCEE |
| Video Slot Machine | Gangsters II | 2006 | Nova Desitec |
| Redemption mechanical game | Garagara Pon - The Rotary Lottery Machine | 2006 | Komaya Co., Ltd. Japan |
| Nintendo GBA cart. | Garfield and his Nine Lives Model AGB-BG9E-USA | 2006 | Game Factory, The |
| Nintendo GBA cart. | Garfield and his Nine Lives Model AGB-BG9P | 2006 | Game Factory, The |
| Pachislot | Garou Densetsu | 2006 | SNK Playmore Japan |
| Sony PlayStation 2 disc | Garou Densetsu Battle Archives 1 NeoGeo Online Collection Vol.5 Model SLPS-25664 | 2006 | SNK Playmore Japan |
| PC/MS-Windows CD | Garry's Mod | 2006 | Valve Corp. |
| Arcade Video game | Gashaaaan Kingdom | 2006 | Konami Digital Ent. Co., Ltd. |
| Pachinko | Gatchaman | 2006 | Sammy Corp. Japan |
| Microsoft XBOX 360 disc | Gears of War | 2006 | Microsoft |
| Arcade Video game | Geesen Ryuugaku!! | 2006 | Konami Digital Ent. Co., Ltd. |
| Pachinko | Gekiryuou | 2006 | Sanyo Japan |
| Sony PSN: Shodai PS Archives pack. |  Gekisou TomaRunner Model NPJI-00008 | 2006 | Sony Computer Ent., Inc. SCEI Japan |
| Sony PlayStation 2 disc | Gekka no Kenshi 1-2 NeoGeo Online Collection Vol.2 Model SLPS-25503 | 2006 | SNK Playmore Japan |
| Slot Machine | Gems Wild-Tiles | 2006 | IGT International Game Technologies Reno, NV, USA |
| PC/MS-Windows CD | Gene Troopers | 2006 | Playlogic Ent., Inc. |
| Sony PSP UMD | Generation of Chaos | 2006 | NIS America, Inc. USA |
| Sony PlayStation 3 disc | Genji - Days of the Blade Model BCUS-98131 | 2006 | Sony Computer Ent. America SCEA CA, USA |
| Sony PlayStation 3 disc | Genji - Kamui Souran Model BCJS-30002 | 2006 | Sony Computer Ent., Inc. SCEI Japan |
| Sony PSP UMD | GensoSuikoden I+II Model ULJM-05086 | 2006 | Konami Corp. Japan |
| Medal video game | Ghost Castle | 2006 | Taito Corp. Japan |
| PC/MS-Windows CD | Ghost Recon - Advanced Warfighter | 2006 | Ubisoft Ent. Montreuil sous Bois, France |
| Nintendo GBA cart. | Ghost Rider Model AGB-BR8E-USA | 2006 | Take-Two Interactive |
| Nintendo GBA cart. | Ghost Rider Model AGB-BR8P | 2006 | Take-Two Interactive |
| Colecovision cart. | Ghostblaster Hb | 2006 | Amy Marie Bienvenu |
| Medal video game | GI-Horsepark EX | 2006 | Konami Digital Ent. Co., Ltd. |
| Pachislot | Giant Pulsar | 2006 | Yamasa Japan |
| Medal video game | Gigadrake Online | 2006 | Konami Digital Ent. Co., Ltd. |
| Medal video game | Girl Spin Plus | 2006 | Haentec Co., Ltd. Korea |
| Sony PSP UMD | Gitaroo Man Lives! | 2006 | KOEI Co., Ltd. Japan |
| Slot Machine | Glitter Gulch | 2006 | Multimedia Games, Inc. Austin, TX, USA |
