Harry Potter? Hogwarts Battle: Defence Against the Dark ArtsProduct Description Harry Potter Hogwarts Battle Defence Against the Dark Arts is a competitive deck building game for two players that is inspired by Harry Potter Hogwarts Battle. In this fast paced game, players take turns playing cards, taking actions and acquiring new cards to build a more powerful deck as their defensive skills improve. Stun your opponent three times to win! HARRY POTTER characters, names and related indicia are & Warner Bros.