This knockout was over in seconds—but the damage was done in two punches.
Alexis Argüello lands one of the most vicious combinations Ray “Boom Boom” Mancini ever took.
In this breakdown, we slow down the brutal Alexis Argüello vs Ray Mancini knockout and show how it unfolded. It starts with a clean left hook to the chin that instantly rocks Mancini. Argüello doesn’t rush—he follows with a rare uppercut that drives through the chest and neck, completely breaking Mancini’s balance and posture.
The finishing sequence is pure destruction. Mancini tries to hold on, but Argüello stays composed, landing another left hook to the temple before sealing it with a straight shot right on the chin. That final punch was the icing on the cake.
This is why Alexis Argüello was one of the most dangerous finishers in boxing history—calm, precise, and ruthless when his opponent was hurt.
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