I’m shadowboxing in my back yard when I decide I need a human punching bag. Summoning a slave, I begin punching his bare stomach as hard as I can while he stands there and tries to take the pain. I pull no punches, giving it everything I got as I repeatedly pummel this loser’s abdomen. He grunts and groans, trying his best to remain tough as I deliver blow after brutal blow to his belly. You can hear by…