Gray Matter Interactive Studios

Gray Matter Interactive Studios is a american developer founded in 1999.

This company is responsible for games like Call of Duty 2: Big Red One, Return to Castle Wolfenstein, Cyberia, Call of Duty 2: Big Red One, Call of Duty: United Offensive, Cyberia, Cyberia, Quake II Mission Pack: The Reckoning, Redneck Rampage e Redneck Deer Huntin'.