The 2007 Armageddon was the eighth Armageddon professional wrestling pay-per-view (PPV) event produced by World Wrestling Entertainment (WWE). It was held for wrestlers from the promotion's Raw, SmackDown!, and ECW brand divisions. The event took place on December 16, 2007, at the Mellon Arena in Pittsburgh, Pennsylvania. This was the last WWE PPV to be in 4:3 (480p standard definition) format, as in January 2008, all WWE shows went to 720p high definition. Eight professional wrestling matches were scheduled for the event, which featured a supercard, a scheduling of more than one main bout. The first of these was a triple Threat match from the SmackDown brand that featured Edge defeating World Heavyweight Champion Batista and The Undertaker to win the title. The second was a singles match from the Raw brand, in which Chris Jericho defeated WWE Champion Randy Orton by disqualification. Orton, however retained the championship per WWE regulations that a title cannot change hands on a disqualification. The other was a tag team match from the ECW brand, in which the team of Big Daddy V and Mark Henry defeated the team of CM Punk and Kane. Attended live by 12,500 people, Armageddon received 237,000 pay-per-view buys. Critical reception to the event was mainly positive. Production Background Armageddon was established in 1999 as World Wrestling Entertainment's (WWE) December pay-per-view (PPV) and was held every year except in 2001. The 2007 event was held on December 16 at the Mellon Arena in Pittsburgh, Pennsylvania. It was the eighth event in the Armageddon chronology. While the previous three years' events were held exclusively for the SmackDown! brand, the 2007 event featured wrestlers from the Raw, SmackDown!, and ECW brands, as following WrestleMania 23 earlier in April, brand-exclusive PPVs were discontinued. The event was sponsored by Activision's Call of Duty 4: Modern Warfare. Storylines The event featured eight professional wrestling matches with wrestlers involved in pre-existing scripted feuds, plots, and storylines. Wrestlers were portrayed as either villains or fan favorites as they followed a series of tension-building events, which culminated in a wrestling match or series of matches. All wrestlers belonged to either the Raw, SmackDown, or ECW brand – storyline divisions in which WWE assigned its employees to different programs. The predominant rivalry scripted into Armageddon on the SmackDown! brand was between Batista, Edge, and The Undertaker, over the World Heavyweight Championship. At Survivor Series, Batista and Undertaker fought