Conor McGregor’s Top Fighters of All Time

Conor McGregor discusses who he believes are the best fighters of all time. Don't miss UFC Fight Night: McGregor vs. Siver, Sunday at 10pm ET on FOX Sports 1. Visit http://www.FOXSports1.com to find your local channel number, or stream online at http://www.FOXSportsGO.com.

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