UFC 280: Oliveira vs. Makhachev prediction, odds, top picks, time: Best bets on the fight card from MMA expert
Charles Oliveira and Islam Makhachev have combined to win 21 consecutive fights, but one of the lightweight contenders will see a long winning streak come to an end Saturday when they square off for the vacant title in the main event of UFC 280. The pay-per-view main UFC 280 fight card is set for 2 p.m. ET from Etihad Arena in Abu Dhabi. The…