March 5, 2016; Las Vegas, NV, USA; Conor McGregor enters the arena during UFC 196 at MGM Grand Garden Arena. Mandatory Credit: Mark J. Rebilas-USA TODAY Sports
Nov 12, 2016; New York, NY, USA; Conor McGregor (blue gloves) before fighting Eddie Alvarez (red gloves) in their lightweight title bout during UFC 205 at Madison Square Garden. Mandatory Credit: Adam Hunger-USA TODAY Sports
Nov 12, 2016; New York, NY, USA; Conor McGregor (blue gloves) fights Eddie Alvarez (red gloves) in their lightweight title bout during UFC 205 at Madison Square Garden. Mandatory Credit: Adam Hunger-USA TODAY Sports
Nov 12, 2016; New York, NY, USA; Conor McGregor (blue gloves) fights Eddie Alvarez (red gloves) in their lightweight title bout during UFC 205 at Madison Square Garden. Mandatory Credit: Adam Hunger-USA TODAY Sports
Nov 12, 2016; New York, NY, USA; Conor McGregor (blue gloves) celebrates after defeating Eddie Alvarez (red gloves) in their lightweight title bout during UFC 205 at Madison Square Garden. Mandatory Credit: Adam Hunger-USA TODAY Sports
Nov 12, 2016; New York, NY, USA; Conor McGregor (blue gloves) celebrates with his two championship belts after defeating Eddie Alvarez (red gloves) in their lightweight title bout during UFC 205 at Madison Square Garden. Mandatory Credit: Adam Hunger-USA TODAY Sports
March 5, 2016; Las Vegas, NV, USA; Conor McGregor reacts while fighting against Nate Diaz during UFC 196 at MGM Grand Garden Arena. Mandatory Credit: Mark J. Rebilas-USA TODAY Sports
March 5, 2016; Las Vegas, NV, USA; Conor McGregor during UFC 196 at MGM Grand Garden Arena. Mandatory Credit: Mark J. Rebilas-USA TODAY Sports
LAS VEGAS, NV - MARCH 5: Conor McGregor (L) kicks Nate Diaz during UFC 196 at the MGM Grand Garden Arena on March 5, 2016 in Las Vegas, Nevada. (Photo by Rey Del Rio/Getty Images)
LAS VEGAS, NV - MARCH 5: Conor McGregor punches Nate Diaz during UFC 196 at the MGM Grand Garden Arena on March 5, 2016 in Las Vegas, Nevada. (Photo by Rey Del Rio/Getty Images)
March 5, 2016; Las Vegas, NV, USA; Conor McGregor reacts following his loss against Nate Diaz during UFC 196 at MGM Grand Garden Arena. Mandatory Credit: Mark J. Rebilas-USA TODAY Sports
March 5, 2016; Las Vegas, NV, USA; Conor McGregor during UFC 196 at MGM Grand Garden Arena. Mandatory Credit: Mark J. Rebilas-USA TODAY Sports
March 5, 2016; Las Vegas, NV, USA; Conor McGregor during UFC 196 at MGM Grand Garden Arena. Mandatory Credit: Mark J. Rebilas-USA TODAY Sports
March 5, 2016; Las Vegas, NV, USA; Conor McGregor during UFC 196 at MGM Grand Garden Arena. Mandatory Credit: Mark J. Rebilas-USA TODAY Sports
March 5, 2016; Las Vegas, NV, USA; Conor McGregor reacts during UFC 196 at MGM Grand Garden Arena. Mandatory Credit: Mark J. Rebilas-USA TODAY Sports
March 5, 2016; Las Vegas, NV, USA; Conor McGregor (right) against Nate Diaz during UFC 196 at MGM Grand Garden Arena. Mandatory Credit: Mark J. Rebilas-USA TODAY Sports
March 5, 2016; Las Vegas, NV, USA; Conor McGregor is introduced before fighting against Nate Diaz during UFC 196 at MGM Grand Garden Arena. Mandatory Credit: Mark J. Rebilas-USA TODAY Sports
March 5, 2016; Las Vegas, NV, USA; Conor McGregor enters the arena during UFC 196 at MGM Grand Garden Arena. Mandatory Credit: Mark J. Rebilas-USA TODAY Sports
Mar 4, 2016; Las Vegas, NV, USA; Conor McGregor during weigh-ins for UFC 196 fight against Nate Diaz (not pictured) at MGM Grand Garden Arena. Mandatory Credit: Mark J. Rebilas-USA TODAY Sports
Mar 4, 2016; Las Vegas, NV, USA; Conor McGregor reacts during weigh-ins for UFC 196 fight against Nate Diaz (not pictured) at MGM Grand Garden Arena. Mandatory Credit: Mark J. Rebilas-USA TODAY Sports
December 12, 2015; Las Vegas, NV, USA; Conor McGregor exits the octagon following his championship victory against Jose Aldo during UFC 194 at MGM Grand Garden Arena. Mandatory Credit: Gary A. Vasquez-USA TODAY Sports
December 12, 2015; Las Vegas, NV, USA; Conor McGregor celebrates his championship victory against Jose Aldo during UFC 194 at MGM Grand Garden Arena. Mandatory Credit: Gary A. Vasquez-USA TODAY Sports
December 12, 2015; Las Vegas, NV, USA; Conor McGregor lands punches to win b technical knockout against Jose Aldo during UFC 194 at MGM Grand Garden Arena. Mandatory Credit: Gary A. Vasquez-USA TODAY Sports
December 12, 2015; Las Vegas, NV, USA; Conor McGregor celebrates his win against Jose Aldo during UFC 194 at MGM Grand Garden Arena. Mandatory Credit: Gary A. Vasquez-USA TODAY Sports
December 12, 2015; Las Vegas, NV, USA; Conor McGregor speaks following his victory against Jose Aldo UFC 194 press conference at MGM Grand Garden Arena. Mandatory Credit: Gary A. Vasquez-USA TODAY Sports