Case of the Ransacked Lab [Murders at Karlov Manor Prerelease Promos]Set: Murders at Karlov Manor Prerelease Promos Type: Enchantment Case Rarity: Rare Cost: {2}{U} Instand and sorcery spells you cast cost 1 less to cast. To solve You've cast four or more instant and sorcery spells this turn. (If unsolved, solve at the beginning of your end step.) Solved Whenever you cast an instant or sorcery spell, draw a card.