The reigning UFC Lightweight Champion is the odds-on-favorite to win the main event match. However, plenty of MMA fans are looking toward the underdog for a possible payout. McGregor hasn't fought in any capacity since the Mayweather boxing match he lost. Still, if someone was going to shock everyone, it would seem to be the "Notorious" one.
The wait is OVER!
— UFC (@ufc) October 6, 2018
Tomorrow, @TheNotoriousMMA returns! #UFC229 pic.twitter.com/z2UYmsbwiq