Former Rockstar Games and Grand Theft Auto 5 developer Ben Hinchliffe has shut down the game's famous Mount Chiliad mystery, revealing that the easter egg was "just to mess with people." For well over a decade now, Grand Theft Auto 5's Mount Chiliad has been the center of a huge conspiracy theory, quickly becoming one of the biggest easter eggs in gaming history. While fans have dedicated years to cracking the easter egg, it looks like it was all for nothing.