Transforming into a dragon, the Emperor kidnaps Lin and flies back to the Rick and Alex fight off the Emperor while Evelyn and Lin fight and kill Yang and Choi Maria Bello · Chinchorro mummies · Luke Ford · Isabella Leong. The third installment of the Mummy franchise takes Rick and his family to China to face a year-old emperor who's returned from the dead. Watch trailers. Critics Consensus: With middling CG effects and a distinct lack of fun, The Mummy: Tomb of the Dragon Emperor finds the series past its prime. Rating : PG (for adventure and violence).