Name: Sentry of the Underworld Cost: 3WB CMC: 5 Color: WB CID: WB Type: Creature -- Griffin Skeleton Pow/Tgh: 3/3 Rules Text: Flying, vigilance {W}{B}, Pay 3 life: Regenerate this creature. Set/Rarity: Theros uncommon Legality: Legal in vintage, Legal in pioneer, Legal in commander, Legal in duel, Legal in legacy, Legal in modern, Legal in oathbreaker, Legal in penny Price: $0.05 Foil price: $0.30