Blind Bag Figure Charm Mystery Bundle 3-Pack for Teens | Series 8 Mystery Box 2.5" Keychains Plus Stickers, More | Collectible Backpack Charms. This anime party supplies set includes three Series 8 mystery bags, each including 1 foam figural keychain of Chopper in various outfits. With 11 different Chopper figurines to receive, your fan will love the mystery of opening these blind bags to see which characters they’ve received. Perfect for party favors, party supplies, or anime goodie bag fillers, these keychain blind bags are sure to please any or anime fan! Officially licensed Series 8 backpack clips.