High Quality Content by WIKIPEDIA articles! Ruben "Warpath" Villareal (born January 5, 1970) is an American MMA fighter, former Gladiator Challenge Heavyweight Champion, and former professional wrestler. He has kept his pro-wrestling persona while competing in MMA, including wearing makeup on his face while fighting. He is known for his willingness to fight at short notice. His notable opponents include former UFC Fighters Dan Severn, Travis Wiuff, Andre Roberts, Mike Whitehead, Paul Buentello, Ricco Rodriguez, Bobby Hoffman, Dan "The Bull" Bobish, Bas Rutten, Dan Evensen, and Don Frye.