Welterweight Manny Pacquiao returned to form against former lightweight champion Brandon Rios. Pacquiao scored a 12-round unanimous decision.
But was it enough to move back toward the top of Bleacher Report's pound-for-pound rankings? And how do the other fighters slot in around Pac-Man?
Bleacher Report has you covered.
Fighters are ranked by quality of recent opposition, strength of resume and how willing the fighter is to accepting all comers.