Killswitch to Dolph Ziggler and retained the World Heavyweight Championship. Christian returned at Elimination Chamber and came to the aid of Edge when he was being attacked by Alberto Del Rio right after his match. At the March 4 tapings of SmackDown, Christian saved Edge from Del Rio and Ricardo Rodriguez. The following week, Christian once again saved Edge from Del Rio and his NXT rookie, Brodus Clay. The duo was beaten down, however, which resulted in Theodore Long setting up a tag team match as the main event. Later that night, Edge and Christian officially reunited when they defeated Del Rio and Clay. A week later, Edge defeated Clay in a one-on-one match. Del Rio attacked Edge afterward but was stopped by Christian. The duo brawled until Long announced a steel cage match as the main event in which Christian defeated Del Rio. Afterward, Edge attempted to destroy Del Rio's Bentley. He was stopped though and given a con-chair-to. The following week, Long announced that if Edge or Del Rio touched each other before WrestleMania XXVII, they would both be banned from it. The main event saw Christian face Del Rio once again. Christian won but Edge, who had accompanied him, nearly hit Del Rio with a chair. Christian stopped him though and hit Del Rio himself. On next week's episode of Raw, the duo once again faced Del Rio and Clay. They defeated them but afterward, Del Rio applied the cross armbreaker to Christian. Edge chased him off but was then attacked from behind by Del Rio. At WrestleMania, Edge defeated Del Rio. Afterward, with Christian's help, he destroyed Del Rio's car. On the following SmackDown, Del Rio expressed his anger towards Edge & Christian and promised to make them pay. Edge came out with the car he destroyed at WrestleMania to taunt him. Del Rio demanded a rematch but Edge said others deserved it more, like Christian who exited the towing truck. Before any fight erupted, Long scheduled a match between Christian and Del Rio to determine the number-one contender that would face Edge in a ladder match for the title at Extreme Rules. Del Rio defeated Christian after he got distracted by Edge spearing Brodus Clay. On the April 15, 2011 edition of Raw, Edge announced his retirement from professional wrestling due to injury, vacating the World Heavyweight Championship in the process. Upon his retirement, Christian