Roblox Piggy Blind Box Party Favors Blind Box Bundle with 3 Piggy Mystery Light-Up Keychains Plus More | Piggy Mini Figure Clip Toys for Kids. This Piggy mystery figure set contains 3 blind bags, each containing a mystery mini figurine keychain. Sure to be a hit with kids of all ages, boys and girls alike, this Piggy blind bag set is perfect to give as a gift to your favorite Piggy or Roblox fan. Enjoy the mystery of opening each Piggy blind bag to reveal your new mystery figurine! Collect them all. Officially licensed Piggy blind bag set for kids of all ages, boys and girls alike, also includes bonus video game stickers.