Weight class (boxing) names of the new divisions are not standardized between different sanctioning bodies, although the cutoff weights are. These weights are specified in pounds, reflecting the historic dominance of Britain (and, later, America) in the sport. A nonstandard weight limit is called a "catchweight". A catchweight may be agreed to for an individual bout—sometimes even for a championship bout—but championships are awarded only at the standard weight classes. For example, when Manny Pacquiao fought Antonio Margarito at a catch-weight of 150 pounds, the World Boxing Council sanctioned this as a title fight for jr. middleweight, whose limit is 154 pounds. This
IWA Undisputed World Heavyweight Championship scheluded defense due to a storyline injury, which resulted in the title being stripped from him. The interim General Manager went on to proclaim himself champion, issuing an open challenge which was accepted by EWO's first contender, a masked wrestler known only as "Bonecrusher", who won it Ina squash match. The confrontations between Cotto and Pérez continued in two of IWA's events expanding to include EWO's CEO, Richard Rondón, as well. On February 25, 2012, following more intervention from the IWA, Cotto issued a challenge to end the conflict, an unification match for the EWO Championship and IWA Undisputed World