Gazillionaire Deluxe
It's a nice little diversion for the occasional moment when you're just looking for a quick game.
Geeks 2: Geeks Unleashed
Geeks is a strategic puzzle game that will pit the player against some of the smartest, yet geekiest opponents on the planet.
Gem Ball: Ancient Legends
Gem Ball: Ancient Legends is a 3D puzzle game similar to Arkanoid.
Gems Cubed
Gems Cubed is a puzzle game consisting of five unique modes of play including Classic Gems where your objective is to score as many points as possible by destroying like-colored gems.
Gender Wars
Gender Wars is a solid arcade strategy game that doesn't require lots of concentration, and has enough depth to keep things interesting.
Gene Wars
It is almost impossible to judge the game itself because the process of accomplishing the various tasks assigned to you is just so aggravating.
Geneforge 3
Geneforge 3 is the next installment of the Geneforge fantasy RPG saga.
Geneforge 4: Rebellion
The Geneforge saga continues, as a vicious war engulfs the lands of Terrestia.
Genesis
Genesis is an MMO strategy game which contains both good and evil cities, in which you must build an army and gather resouces to survive.
Genesis Rising: The Universal Crusade
Icky space bugs make Genesis Rising interesting. Even ickier tech bugs and design problems make Genesis Rising annoying.
Geniu$: The Tech Tycoon Game
Geniu$: The Tech Tycoon Game has engineering-inspired puzzles and chronicles the inventive age of the 19th and 20th centuries.
Geoff Crammond's Grand Prix 4
It might not be the hands-down best Formula 1 game currently available, but it's certainly a solid racing game that's deserving of your attention.
GEOM
GEOM is a puzzle game where you match up same-colored lines to form various geometric objects, such as triangles, squares, and more.
German Railroads Volume 2
This add-on for Microsoft's Train Simulator lets players explore the busy railway that runs from Munster to Bremen.