I've thought of a mean game to play with the slave. I keep him on a leash to make sure he stays in place - because I want to give him 100 face slaps - and they're going to hurt. But I'm also giving him the option to make a trade. He can trade in 5 slaps for a kick in the stomach - or 10 slaps for a kick in the balls! But of course, he knows the kicks will hurt much more than the slaps - so let's see how he decides ...