ninja_casino: margins and market data
Across 816 markets observed in the last 7 days (4 sports, 7 leagues), ninja_casino's median bookmaker margin was 7.43% — rank #55 of 99 tracked books (lower is better for bettors). Where at least five books priced the same market, ninja_casino had the single best price 5.7% of the time.
| Market family | Median margin |
|---|---|
| Moneyline / match result | 7.05% |
| Handicaps / spreads | 6.78% |
The margin is the bookmaker's built-in fee: the amount by which its implied probabilities exceed 100%. A 7.43% margin means that, on a typical ninja_casino market, prices pay out 7.43% less than a fair-value book would. Omenizer's fair prices remove this margin using sharp reference sources — the methodology explains how.
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