Video: Former UFC Heavyweight Champion Brock Lesnar returns to WWE Monday Night RAW to accept Triple H's challenge and "fight" him at WrestleMania 29 on April 7 in New Jersey. Lesnar doesn't look any worse for the wear, despite having 18 staples punched into the back of his skull two weeks ago (see the pic here) after "The Game" introduced him to a steel ring post. We know how much you MMA fans love WWE, so you can continue to research this bitter rivalry by clicking here.