Gamma 4 Gamma 4 is a third-person arcade game with a dash of action from Cactus Software. The game is published by Cactus Software. Gamma 4 is also known as... Read more About the game Buy the game Requirements Similar games Reviews and ratings Gallery Forum Release dates Quotes System Requirements Gamma 4 The game has been released or is in development for PC, but we do not yet know its system requirements. Bookmark the page and check back later.