Transistor is an action role-playing video game developed and published by Supergiant Games. The game was released in May 2014 for Microsoft Windows and PlayStation 4, and for OS X and Linux in October 2014, and iOS devices in June 2015. Transistor sold over one million copies across all platforms by December 2015.In Transistor, the player controls Red, a popular singer in the city of Cloudbank, as she moves through the sci-fi-themed cityscape and battles robotic enemies collectively known as the Process. The game is presented through an isometric camera and features both real-time combat and a frozen, turned-based mode. The player is armed with a greatsword-like weapon, the titular Transistor, through which various powers called Functions are utilized against the enemies.