Manny Pacquiao returns from retirement on Saturday night to face WBC welterweight champion Mario Barrios. Whether Pacquiao's decision to return to the ring proves to be ill-advised or a moment that grows his legend is still to be seen.

Pacquiao has come out of retirement in search of Barrios' welterweight title — here's what you need to know.

Manny Pacquiao looks to make boxing history in his return to the ring at 46 with his longtime trainer, Freddie Roach, in his corner yet again.