- G Prime Into The Rain (Xbox One)
- Gaijin Charenji 1 : Kiss or Kill (Xbox One)
- Galaxy Control: Arena (Xbox One)
- Game of Thrones: A Telltale Games Series (Xbox One)
- Game Party in Motion (Xbox 360)
- Ganbare Super Strikers (Xbox One)
- Gang Beasts (Xbox One)
- Garfield Kart Furious Racing (Xbox One)
- Gas Guzzlers Extreme (Xbox One)
- Gato Roboto (Xbox One)
- Gear Gauntlet (Xbox One)
- Gears 5 (Xbox One)
- Gears of War (Xbox 360)
- Gears of War 4 (Xbox One)
- Gears of War: Judgment (Xbox 360)
- Gears of War: Ultimate Edition (Xbox One)
- Gears Tactics (Xbox Series X|S)
- Gemini (Xbox One)
- Gemini: Heroes Reborn (Xbox One)
- Gems of War (Xbox One)
- Generation Zero (Xbox One)
- Generic Space Shooter (Xbox One)
- Genesis Alpha One (Xbox One)
- Genesis Noir (Xbox Series X|S)
- Geometry Wars 3: Dimensions (Xbox 360)
- Geometry Wars 3: Dimensions (Xbox One)
- Geometry Wars 3: Dimensions Evolved (Xbox One)
- Geometry Wars: Retro Evolved (Xbox 360)
- Geometry Wars: Retro Evolved 2 (Xbox 360)
- Get Even (Xbox One)
- Get Fit With Mel B (Xbox 360)
- Ghost of a Tale (Xbox One)
- Ghost Theory (Xbox One)
- Ghostbusters (Xbox One)
- Ghostbusters: The Video Game Remastered (Xbox One)
- Ghostrunner (Xbox One)
- Giana Sisters 2 (Xbox One)
- Giana Sisters: Dream Runners (Xbox One)
- Giana Sisters: Twisted Dreams (Xbox 360)
- Giana Sisters: Twisted Dreams - Director's Cut (Xbox One)
- Gift of Parthax (Xbox One)
- Giga Wrecker Alt. (Xbox One)
- Gigantic (Xbox One)
- Gigantosaurus The Game (Xbox One)
- Girl Fight (Xbox 360)
- GL00 (Xbox One)
- Glass Masquerade (Xbox One)
- Glass Masquerade 2 (Xbox One)
- Gleaner Heights (Xbox One)
- Glitchrunners (Xbox One)
- Gnomes Garden: Lost King (Xbox One)
- Goat Simulator (Xbox 360)
- Goat Simulator (Xbox One)
- Goat Simulator: Mmore Goatz Edition (Xbox One)
- God Mode (Xbox 360)
- God's Trigger (Xbox One)
- Golazo (Xbox One)
- Golem Gates (Xbox One)
- Golf Club: Wasteland (Xbox One)
- Golf With Your Friends (Xbox One)
- Gone Home: Console Edition (Xbox One)
- Gonner2 (Xbox One)
- Goodbye Deponia (Xbox One)
- Goosebumps Dead of Night (Xbox One)
- Goosebumps: The Game (Xbox 360)
- Goosebumps: The Game (Xbox One)
- Gotham Knights (Xbox Series X|S)
- Grabbles (Xbox One)
- Grand Prix Rock 'N Racing (Xbox One)
- Grand Theft Auto V (Xbox 360)
- Grand Theft Auto V (Xbox One)
- Grand Theft Auto V Next Gen Update (Xbox Series X|S)
- Grand Theft Auto: San Andreas (Xbox)
- Grand Theft Auto: The Trilogy (Xbox)
- Grass Cutter - Mutated Lawns (Xbox One)
- Grave (Xbox One)
- Gravel (Xbox One)
- Graveyard Keeper (Xbox One)
- Gravity Duck (Xbox One)
- Grease Dance (Xbox 360)
- GreedFall (Xbox One)
- GREEN The Life Algorithm (Xbox One)
- Greg Hastings Paintball 3 (Xbox One)
- GRID (Xbox One)
- GRID 2 (Xbox 360)
- GRID Autosport (Xbox 360)
- GRID Legends (Xbox Series X|S)
- Gridd: Retroenhanced (Xbox One)
- Grim Fandango Remastered (Xbox One)
- Grim Legends: The Forsaken Bride (Xbox One)
- GRIP: Combat Racing (Xbox One)
- Grizzland (Xbox One)
- Grounded (Xbox One)
- Grow Up (Xbox One)
- Growtopia (Xbox One)
- Gryphon Knight Epic (Xbox One)
- GTA IV (Xbox 360)
- GTA: The Trilogy - The Definitive Edition (Xbox Series X|S)
- Guacamelee 2 (Xbox One)
- Guacamelee: Super Turbo Championship Edition (Xbox 360)
- Guacamelee: Super Turbo Championship Edition (Xbox One)
- Guitar Hero Live (Xbox 360)
- Guitar Hero Live (Xbox One)
- Gun (Xbox 360)
- Guncraft: Blocked and Loaded (Xbox 360)
- Guns Gore and Cannoli 2 (Xbox One)
- Guns, Gore and Cannoli (Xbox One)
- Gunscape (Xbox One)
- Gunsport (Xbox One)
- Gunvalkyrie (Xbox)
- Gunvolt Chronicles: Luminous Avenger iX (Xbox One)
- GunWorld 2 (Xbox One)
- GunWorld: Xbox One Edition (Xbox One)
- Guts & Glory (Xbox One)
- Gwent: The Witcher Card Game (Xbox One)