'GTA 6' Rival Could Be A VR Experience With Endless Virtual Gameplay KEY POINTS The game is expected to rival "GTA 6" in terms of sheer game size It is currently being developed by former Rockstar Games employees “Grand Theft Auto 6” rumors, leaks and speculations have suggested that it’s set to be Rockstar’s biggest and most ambitious game to date. However, an indie developer by the name of Build A Rocket Boy Games, helmed by ex-Rockstar employees, has dared to challenge Rockstar’s vision by creating an even bigger title that features nigh-limitless content with possible full VR support.