The Mummy's most important villain is obviously the resurrected Imhotep. He terrorizes O'Connell and Evelyn throughout their journey to Hamunaptra and is one of the most menacing movie monsters in history as he embarks on his quest to regain his full human strength. However, though he's the central antagonist, he's certainly not the most frightening.
Source：https://www.cbr.com/the-mummy-scarab-explained/
