Crafted in Bangalore using the Thunder Marble Crafting Manual (10 Essence of the Azure Dragon, 50 Thunder Crystal, 20 Wish-Granting Pearl, 50 Mana Orb, 30 Sealed Fragment of Power; 200,000,000 nyang, 1,500 India friendship, 5 days). Also dropped by Hoseon Mirang. Used as a crafting material for Zhang Guolao's Hoseon Doll.