Genetics, Genetics , GEnetics. there isnt enough drugs and training in the world to get you that kindof a swing. HOnestly i still feel like he is the most muscular pound for pound , he would be friggin 99 percent perfect if he would stay leaner and come in with his glutes and hammys ripped and strirated instead he gets too big, 300 pounds on a 150 pound mans frame. DAyum. STill one of my favorite athletes tho , great attitude towards bbing and life...