Make him the public cock cleaner for the evening.

Enjoy the cock breath.

He lost the fight. Looking around the arena, you see many guys pumping their cocks or spilling their seed on the floor. Certainly, by the time the competition ends, many of those cocks will be dirty with dried cum, precum and dirt from flopping around the seats. What better punishment than to make your opponent the designated cock cleaner for the evening. By the time everyone has left, he would have cleaned hundreds of cocks, no matter how dirty they are.