Colby Daniel Lopez is an American professional wrestler, signed to WWE under the ring name Seth Rollins. He was one-third of the stable The Shield, former WWE Tag Team Champions with Shield member Roman Reigns, former WWE World Heavyweight Champion, and was the inaugural NXT Champion. Lopez previously performed under the ring name Tyler Black. Lopez also was a former FCW Florida Heavyweight Champion, FCW 15 Champion and FCW Florida Tag Team Champion with Richie Steamboat and is the first FCW Grand Slam Champion, the most decorated FCW star in its history. He first gained notoriety in Ring of Honor, where he is a former ROH World Champion. He has competed in Pro Wrestling Guerrilla (where he is a former World Tag Team Champion), Scott County Wrestling, AAW: Professional Wrestling Redefined, Independent Wrestling Association Mid-South, the National Wrestling Alliance, and Wrestling Society X. In several promotions, Black was the tag team partner of Jimmy Jacobs, with the team known as Doin' It For Her. He was once a member of The Age of the Fall along with Jacobs, and several other wrestlers.