The 3.5-point spread combined with a 53/52 moneyline split creates a cushion play. Getting 3.5 points in a game the market prices this tight is the structural edge.

Combat sports produce some of the widest odds differentials — a 53/52 split means the market sees a competitive fight where the underdog has real paths to victory. The -105 best available on Casey O'Neill is relatively tight for a dog in this sport.

Market overround at 4.8% is in the normal range with 8 books pricing this game. Confidence level of 75% accounts for the vig-adjusted edge.