The controversial former NFL signal-caller is making waves with his attempts to enter the combat sports sphere.

CLEVELAND -- Johnny Manziel was angry with himself. That's why the quarterback smacked a Surface tablet into his forehead five times late in the first half of Sunday's 24-10 victory over San Francisco ...

After serving his first-half suspension, Heisman Trophy winner Johnny Manziel threw three TD passes and scrambled for 19 yards -- ran his mouth a bit, too -- as No. 7 Texas A&M posted a lopsided 52-31 ...