Answer
The swarming style, made famous by Harry Greb, is an aggressive boxing technique known for its constant forward pressure, relentless punching, and high work rate. This style overwhelms opponents through sheer volume and intensity, relying on endurance and the ability to absorb punishment while continuing to throw punches from all angles. It's a fan-friendly, crowd-pleasing style exemplified by Greb's legendary ring performances throughout his career.