BM-REX is an Action game on TheHotGames.Com.You can play BM-REX in your browser for free.Trick on an old-style bicycle as a Tyrannosaurus Rex! Race through extremely hilly courses, and build up speed. Launch off of built-in ramps, and catch big air! Let your T-Rex flip, spin, and impress the audience. Earn points and beat set times to win!