Israel Adesanya out to join Conor McGregor in unique club at UFC 259 but who else has been a champ-champ?

Israel Adesanya has a tall task on his hands at UFC 259 this weekend. The UFC middleweight champion faces the light-heavyweight champion, Jan Blachowicz, in the main event looking to become a two-division champion. The Last Stylebender will probably give way to about 30lbs or so once they’re in the cage so it will be […]