Top Irish welterweight Cathal Pendred (13-2) has vacated his title, and it’ll be up for grabs in Cage Warriors 66′s new championship headliner, officials today announced. Nicolas Dalby (11-0) and Sergei Churilov (15-1) will fight for the vacant title at the event, which takes place March 22 at Ballerup Super Arena in Ballerup, Denmark. Cage Warriors 66′s main card streams on MMAjunkie following prelims on Facebook. A reason for wasn’t given for Pendred’s decision to vacate the title, though Cage Warriors officials said they mutually agreed to terminate his contract. However, the fighter recently tried out for “The Ultimate Fighter 19″ and is a rumored cast member on the upcoming season of the UFC’s reality series. As Pendred wrote on Twitter : “I have officially vacated my @CageWarriors world title.