Growing up in the streets of Los Angeles Marc "Animal" MacYoung learned a harsh - and usually ignored - reality about weapons. That is: you're more likely to be attacked by one than you are to attack with one. Being attacked by an improvised weapon is a game changer. It's not all about offense, you have stop the incoming attack, or you'll never get the chance to stop the attacker. This also means the mechanics of defense change drastically. An empty...