In this video this guy throws a few puts where the disc flips end over end. Is this a real shot? Is he just showing off? I have never seen this shot before. If this is a real and usable shot what's it called? What are the pro/cons of this? one is at 58sec into the video.
http://www.youtube.com/watch?v=WyUk4ByAoi4&feature=autoplay&list=ULZ2STxXh_b2s&index=10&playnext=4
http://www.youtube.com/watch?v=WyUk4ByAoi4&feature=autoplay&list=ULZ2STxXh_b2s&index=10&playnext=4