Undisputed champion he was still described as "undisputed champion" by some reports. After Joe Calzaghe's super middleweight victory over Mikkel Kessler in November 2007, he was frequently described as "undisputed champion". Others disputed this, because although he held the WBA, WBC, and WBO belts, he vacated his IBF title in November 2006 rather than face a mandatory challenger, and immediately vacated other titles as well. The unified champion is defined as a boxer that holds at least two world championships of major sanctioning bodies (WBA, WBC, WBO or IBF) in their respective division. Around 2004, the World Boxing Association recognized three different
IWA Undisputed World Heavyweight Championship Heavyweight Championship. On March 1, 2012, the challenge was accepted by Pérez and Rondón in a backstage segment. At Clash of the Titans, Bonecrusher defeated Cotto, becoming Unified Champion. In 2012, IWA folded, so the title was vacated. During the following years, the Undisputed World Heavyweight Championship made appearances in a number of unrelated media. In early 2015, while Vega was part of La Radio PR's "Más Allá del Ring" show, the title made appearances as part of the studio's decore along the Intercontinental and World Tag Team Championships. In autumn, the IWA Undisputed World Heavyweight Championship was taken to