Patrick Martin (born May 23, 1983), is an American professional wrestler, better known by the ring name Alex Shelley. He is best known for working for Impact Wrestling as one half of The Motor City Machine Guns with Chris Sabin. He first gained fame on the independent circuit working for Ring of Honor (ROH), as well as in Japan, for Pro Wrestling Zero1-Max. He has also worked for New Japan Pro-Wrestling, where he is a former three-time IWGP Junior Heavyweight Tag Team Champion. Aside from wrestling, he is the lead singer of a rock band called The High Crusade, which includes his friends and fellow wrestlers Chris Sabin and Petey Williams.