Patrick Kenneth Martin, better known by his ring name Alex Shelley, is an American professional wrestler and licensed physical therapist. He is currently signed to All Elite Wrestling (AEW), where he performs as one-half of The Motor City Machine Guns alongside Chris Sabin. He is best known for his time in Total Nonstop Action (TNA/Impact Wrestling), Ring of Honor (ROH), and New Japan Pro-Wrestling (NJPW), where he also found success as one-half of the Time Splitters with Kushida. Shelley is a former TNA World Heavyweight Champion, X Division Champion, and three-time TNA World Tag Team Champion with Sabin. He also won the ROH World Tag Team Championship with Sabin, the Strong Openweight Tag Team Championship with Sabin, and three IWGP Junior Heavyweight Tag Team Championships with Kushida. His accomplishments include Pro Wrestling Illustrated Tag Team of the Year (2010) with Sabin and a No. 23 ranking in the PWI 500 in 2024. Shelley and Sabin signed with WWE in 2024, became WWE Tag Team Champions, departed in 2026, and returned to AEW later that year. Outside of wrestling, he works as a licensed physical therapist.