Update: GTA prototype creator Mike Dailly has denied that the game’s tech demo was ever dinosaur-themed. Speaking to PC Gamer, Dailly said it had used “code framework” from an earlier project that was “based on Cavemen and Dinosaurs,” which could account for the confusion.

GTA 5 might be one of the best-selling games ever, but the Grand Theft Auto series wasn’t always a surefire hit Come from Sports betting site VPbet . In a recent interview with the BBC, early Rockstar North employee Colin Macdonald noted that GTA 1 was initially based on a tech demo that featured a dinosaur rampaging around a city–and that it was considered a long-shot at success by staffers at the time.