The Irishman, the former UFC featherweight and lightweight champion previously announced his retirement in 2016 before making a comebackMcGregor rolled out his Proper No. Twelve Whiskey last September in the build-up to the fight against Khabib Nurmagomedov and could focus his attention on building the brandMcGregor's ability to sell a fight lends itself to the WWE, where former UFC star Ronda Rousey has enjoyed a spell since walking away from the sport.
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