A monster pay-per-view showdown powered by a bitter grudge. This is Bad Blood.

The hype was off the charts. And the fight exceeded all hype.

He seemed destined for a long, violent reign atop boxing's glamour division. But instead, barely two years later, at just 26 years of age, with a perfect record of 20-0, his career was over.

Leonard remains in awe of his victory while Hagler is still bitter about his defeat. Three decades later, it is the fight that will not end.

Cooper emerged from rock bottom to challenge a seemingly insurmountable Holyfield. The legacy of his shocking near-upset endures.

One future Hall of Famer established his greatness, while another had his run to boxing immortality cut short.

The night boxing legend Arturo Gatti launched his astounding career.

On the 30th anniversary of one of the most exciting fights in boxing history, HBO Boxing retells the memorable and momentous Hagler-Hearns brawl.