The UFC 280: Oliveira vs Makhachev Ceremonial Weigh-in took place in Abu Dhabi on Friday ahead of Saturday’s fight card. UFC 280 features two world title bouts. The vacant lightweight title is on the line in the main event as former champion  Charles Oliveira  takes on  Islam Makhachev . In the co-main, bantamweight champion  Aljamain Sterling  faces former two-time titleholder  T.J. Dillashaw