With less than 24 hours remaining of the Autumn Sale, YoYo Games have gone Cyber Monday Mad and are now offering 20% off GameMaker: Studio Master Collection. This sale is a great opportunity to to purchase the tools needed to develop your own games. Visit YoYoGames' website to see the list of game developers who currently use Gamemaker. ●20% off GameMaker: Studio Master Collection - Ends De... more.