Name a fighter(s) that always promise KO's but dont deliver...

[Dr Rumack]

I laughed at Paulie telling Broner he was going to "fuck him up" before they fought. Unless Broner was already unconscious when Paulie attacked him that wasn't going to happen.

[gauze]

vic darchinyan always promises a knockout but in the last 5-6 years he's only ko'd journeymen