 In 2010, World Wrestling Entertainment (WWE) introduced Elimination Chamber as a gimmick pay-per-view.The concept of the show was that the two main event matches were contested inside the Elimination Chamber, with Raw's WWE Championship and SmackDown's World Heavyweight Championship respectively at stake in each.2011 was the second event under the Elimination Chamber chronology, establishing the event as a recurring pay-per-view and featured wrestlers from the Raw and SmackDown brands.