The vig describes the house edge that an online sportsbook takes on its betting lines. . Sign-Up today for a new account at BetMania using the Spooky Express Promo Code: SPOOKY and receive a % FREE PLAY Sign-Up Bonus! Review. . Get 30% off, 50% off, $25 off, free shipping and. 5 active coupon codes for BetMania in December Save with [HOST] discount codes. betmania as some [HOST]ut Us | Low Vig Reduced Juice Every $25 in Casino action gets you a ticket toward the raffle. It is an important concept for sports bettors to understand. SBR reviews the best online sports betting sites in the US. Compare the most trusted online betting sites, FanDuel, DraftKings, and BetMGM. Terms and. For many years.