Games Companies Protostar Release Dates Popular games Anticipated Lists PC check My games Genres Companies Platforms Games by Protostar Company role Any roleDeveloperPublisher Years All years Platforms All platformsiOSAndroid Statuses All statusesGame released Best games of the company Protostar for {year} year[/year] by release date by popularity Sling Kong Arcade, Indie, Free game August 6, 2015 Players: 7.3/10 Sling Kong is an arcade game with elements of an indie game and a shareware game from the Protostar studio. The main publisher of the game is... Checkpoint Champion Arcade, Racing, Top-down view, Indie November 20, 2014 Metacritic: 79/100 Checkpoint Champion is a top-down arcade racing game built around brief timed challenges. Each lasts ten seconds, during which the player must drive...