AJ Sports Heros & Legends Hat Trick Signature Treasure Chest. Break open a sealed Treasure Chest and find authentic signed memorabilia from our collection of sports treasures. Inside this chest, you will find one hand-signed jersey, one hand signed 8×10 photo and one hand signed hockey puck. Each chest is guaranteed to include a jersey signed by an active all star or a member of the Hall of Fame. Each chest is guaranteed to include a photo or a puck signed by an active all star or a member of the Hall of Fame.