Las Vegas, NV — May 30, 1987 — Mike Tyson took another giant leap toward heavyweight supremacy Saturday night at the Las Vegas Hilton Outdoor Arena, overwhelming Pinklon Thomas with a sixth-round technical knockout in a bout that tested both Tyson’s patience and power.

The contest, dubbed Hard Road to Glory, was a key instalment in the HBO Heavyweight World Series — the much-hyped tournament designed to unify the fractured heavyweight division. Tyson, 20, entered the ring already in possession of the WBA and WBC titles, his record an unblemished 29-0 with 26 knockouts. Thomas, a seasoned former WBC champion ranked No. 1, carried hopes of redemption into the ring, along with a 29-1-1 ledger.

From the opening bell, Tyson launched his trademark blitzkrieg, hurting Thomas with explosive combinations that drew gasps from the 12,000-strong crowd. But Thomas refused to fold. He smartly implemented a jab-and-hold game plan, echoing the spoiler strategy of Tyson’s previous opponent, James “Bonecrusher” Smith. This frustrating tactic slowed the action and drew scattered boos from fans hungry for a Tyson knockout.

As the rounds wore on, Tyson’s frustration showed. His corner, led by trainer Kevin Rooney, urged him to box more strategically. But Tyson, ever the hunter, bided his time. When the sixth round began, he returned to his roots — raw aggression and ruthless precision.

With just over a minute remaining in the round, Tyson broke through. A clean left hook rocked Thomas, who staggered back into the ropes. What followed was a furious 15-punch barrage — a blur of lefts and rights that crumpled Thomas to the canvas. As referee Carlos Padilla neared the end of his count, Thomas’ trainer, the legendary Angelo Dundee, stepped in to end the carnage. Official time: 2:00 of round six.

Tyson improved to 30-0 with 27 knockouts, while Thomas fell to 29-2-1. The win not only preserved Tyson’s hold on the WBA and WBC titles, but also set the stage for a unification clash with newly crowned IBF champ Tony Tucker on August 1.

Though tested by tactics designed to neutralize his offense, Tyson’s finish reminded the boxing world why he’s the sport’s most dangerous force. With one more victory, he’ll claim the undisputed crown — something boxing hasn’t seen since Leon Spinks dethroned the great Ali nearly a decade ago.