#2 Khabib's sharpness

Whatever may be the case for the skills of Conor McGregor and Floyd 'Money' Mayweather, the preparation they took for their fight last year, and with the show they put on, it was an amazing display of their level as fighters.
While Conor will have picked up some tips in preparing for the boxing bout, when it comes to Mixed Martial Arts, he has not had a single fight during the last two years.
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This will account for a lot of rust on his part, and his re-entry into the Octagon may not be the swiftest one. Since his first fight back is against a fighter at his peak, McGregor will face a difficult time, and his ring rust may account for a loss.