Austin Matelson, better known by the ring name Luchasaurus, is an American professional wrestler and television personality. He is currently signed to All Elite Wrestling (AEW), where he performs under the ring name Killswitch, and is a member of The Patriarchy stable. In AEW, he is a former one-time AEW World Tag Team Champion (with Jungle Boy as Jurassic Express) and a former one-time AEW TNT Champion.