Conor McGregor has been advised against immediately taking on the biggest challenge possible in Kamaru Usman by Joe Rogan.
The Crumlin native has been making noise about defeating the UFC's welterweight champ in his first fight back from fracturing his tibia last July.
The Dubliner wants the accolade of becoming the first-ever three-weight champion in UFC history by facing the current pound-for-pound No.1 Usman.
