Aliens: Colonial Marines is an upcoming video game in development by Gearbox Software and is set to be published by Sega for Microsoft Windows, PlayStation 3, Wii U and Xbox 360.

Borderlands is a space western, first-person shooter with RPG elements that was created and developed by Gearbox Software for PlayStation 3, Xbox 360, Microsoft Windows and Mac OS X.

Brothers in Arms: Earned in Blood is a shooter game developed by Gearbox Software and released on Microsoft Windows, PlayStation 2, Xbox.

Halo: Combat Evolved, also referred to as Halo: CE or simply Halo is a First-Person shooter released for the original Xbox on November 14, 2001 as a launch title for the platform. It quickly shot to popularity even finding a significant amount of mainstream recognition (for the time). It became popular for LAN Network play and the punishing difficulty of its Legendary mode. Its release and success spawned a full fledged franchise with games, toys, books, a live action TV series, and more.

Half-Life is a shooter game developed by Gearbox Software, Valve Software and released on Mac OS, Microsoft Windows, PlayStation 2.