Punk's Straight Edge Society. During the Elimination Chamber match, Mysterio eliminated Punk. Mysterio continued to feud with Punk and had a match at WrestleMania XXVI with the stipulation that if Mysterio were to lose at WrestleMania, he would be forced to join the SES. After Mysterio defeated Punk at WrestleMania, they faced again at Extreme Rules with Mysterio losing to Punk in a match where Punk should have had his head shaved if he lost. At Over the Limit on May 23, Mysterio faced CM Punk again with both previous stipulations in place (Mysterio's allegiance to the SES and Punk's hair); Mysterio defeated Punk, resulting in Punk's head being shaved. World championship reigns (2010–2011) At Fatal 4-Way, Mysterio defeated Jack Swagger, Big Show, and CM Punk to win the World Heavyweight Championship for the second time. He only retained the title for 28 days, losing it at Money in the Bank against Kane, who had won the SmackDown Money in the Bank ladder match earlier that night. He had the rematch for the title at SummerSlam, but he was defeated. Between August 2010 and January 2011, Mysterio had a feud with the debuting Alberto Del Rio, a Mexican wrestler who portrayed a high-class aristocrat. During Del Rio's debut on the August 20 episode of SmackDown, Mysterio lost to him by submission. They both participated at Bragging Rights as part of victorious Team SmackDown, but during the match Del Rio attacked Mysterio. At Survivor Series on November 21, Mysterio and Del Rio led two oposing teams as part of the traditional Survivor Series match, where Team Mysterio won. They also participated at TLC: Tables, Ladders & Chairs in a fatal four-way Tables, Ladders, and Chairs match for the World Heavyweight Championship, won by Edge. His feud with Del Rio culminated on the January 7, 2011, episode of SmackDown in a two out of three falls match, which Del Rio won by countout. Mysterio's next feud was against Cody Rhodes. On the January 21 episode of SmackDown, during a match against Cody Rhodes, Mysterio accidentally broke his nose when he hit him with a 619. WWE used this accident to start a feud and, as part of the storyline, Rhodes began to wear a mask and they wrestled at WrestleMania XXVII, where Mysterio lost to Rhodes. At Extreme Rules on May 1, Mysterio defeated Rhodes in a Falls Count Anywhere match to