Muscle Man is one of the seven main characters of the Regular Show. He appears in the pilot episode. In the episode, he is introduced to Mordecai and Rigby. They become close friends and help each other with trouble.Muscle Man is a bodybuilder who can lift objects with his bare hands. He has won many competitions in the Power Tower, but he quit when he won so many times. At the start of the series, he is 25 years old. When he is angry, he can pull a deadly pose. His catchphrase is "Oh no, bro!".