Case of the Ransacked Lab [Murders at Karlov Manor]

Set: Murders at Karlov Manor 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.