Dark Arts Foundables on this Registry Page 15 Knockturn Alley Sign Rarity: 6 out of 16 11 Swooping Evil Rarity: 4 out of 16 4 Hag Rarity: 2 out of 16 8 Thestral Rarity: 3 out of 16 4 Portrait of Bellatrix Lestrange Rarity: 2 out of 16 4 Ministry Executioner Rarity: 2 out of 16