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