Guillard was ultimately released from his contract, but returned to the UFC with a bang, knocking out Dennis Siver at UFC 86 less than a minute into the fight. However, the hype was short-lived ...

UFC Fight Night 59 McGregor vs Siver was a mixed martial arts event ... by a featherweight bout between Conor McGregor and Dennis Siver It was announced that a victory over Siver will ensure ...