Known for his effective looping punches, he captured the WEC light-weight championship and produced his UFC debut in Apr 2003. He produced his pro debut in 2001, defeating Mike Dark brown in a little promotion; Dark brown would continue to become WEC featherweight champ. His TKO triumph over Spencer Fisher gained him a Battle of the night time bonus. He was created in Fortaleza, Brazil. He posted Nate Diaz by armbar at WEC 24 to wthhold the WEC light-weight belt.