T-Rex is one of the main villain of Archie's Weird Mysteries' Archie's Time Travel Trilogy, the final part anyway.


After returning back to Riverdale, Vinnie Wells use the Crono-Field Generator and brought back a T-Rex from the past. He had the T-Rex Chase Archie and attempted to eat them, not knowing that Archie had the Time belt on him thanks to the warning from his older self. For the rest of the episode the T-Rex began to destroy Riverdale and chase people in spotted until Archie returned to the present as through the time belt into its mouth, sending it back to where it belong.