The validity of mixed martial arts monarchy of Muhammed Lawal was tested recently.

The 31-year-old former Strikeforce light heavyweight champion, Lawal, learned a urinalysis administered by Nevada State Athletic Commission returned positive for the anabolic steroid Drostanolone (marketed as Masteron).

Lawal through Kogan supplied a list of supplements to that he claimed were the only ones used in the run-up to his second round win against Lorenz Larkin in Las Vegas on Jan. 7.