Don't bet blind. Nerd the slip.
Every parlay leg adds sportsbook vig. See what your slip really costs, then find the lines the books got wrong.
Live ESPN Box-Score Audit Active — Grading Tonight's Slate Post-Game
Every published injury blindspot and scout edge is automatically audited against official ESPN game box scores once games reach STATUS_FINAL. Pre-game lines are benchmarked against the bookmaker close to calculate real Closing Line Value (CLV).
I. Pacheco OUT (Fibula) -> Kareem Hunt inherits 68% goal-line and early-down share. Model projects 62.4 rush yds.
Compounded sportsbook hold eats 14.8% of your slip. Devigged fair price is +395 without correlated positive lift.
N. Jokic OUT (Ankle) -> Murray usage rate jumps from 27.2% to 34.8% without Jokic on floor. Model projects 31.8 pts.
Standard 3-leg NBA parlay carries a massive 16.4% house edge. See how correlation shifts net EV positive.
C. McDavid OUT (Lower Body) -> Draisaitl absorbs PP1 sole center minutes and shot volume (+31% boost). Model projects 4.7 SOG.
Compounded 15.2% juice on this NHL 3-leg ticket. Audit fair value vs un-correlated books before placing.
See How Much Hidden Tax Sportsbooks Charge on Your Parlay
A single -110 bet carries a 4.5% house edge, but a 3-leg parlay compounds that tax to 13.0% unless your legs positively correlate.
I. Pacheco OUT (Fibula) -> Kareem Hunt inherits 68% goal-line and early-down share. Model projects 62.4 rush yds.
Compounded sportsbook hold eats 14.8% of your slip. Devigged fair price is +395 without correlated positive lift.
N. Jokic OUT (Ankle) -> Murray usage rate jumps from 27.2% to 34.8% without Jokic on floor. Model projects 31.8 pts.
Standard 3-leg NBA parlay carries a massive 16.4% house edge. See how correlation shifts net EV positive.
C. McDavid OUT (Lower Body) -> Draisaitl absorbs PP1 sole center minutes and shot volume (+31% boost). Model projects 4.7 SOG.
Compounded 15.2% juice on this NHL 3-leg ticket. Audit fair value vs un-correlated books before placing.
1. Customize Your Parlay Legs (3)
Adjust sportsbook American odds and each leg's true win chance
3-Leg Parlay @ +596
Paying 13.0% bookie tax on this slip? Compare prediction-market prices on Polymarket (no sportsbook vig, just the spread), or shop the same slip at DraftKings, FanDuel and Fanatics.
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