Some of the most expansive open-world games of all time, the Grand Theft Auto series is home to countless Easter eggs and secrets, with GTA 5 alone having a total of well over 150 fun little references. Whether it's inside jokes like San Andreas' infamous Bigfoot myth, references to popular movie franchises like Star Trek and Star Wars, or references to Rockstar's own past catalog, the GTA series has it all hidden within its sprawling open-world sandboxes, and it seems like a given that Grand Theft Auto 6 will follow suit.