实验乱室案 (Case of the Ransacked Lab) (zhs)
Enchantment - Case
(CMC 3)
Instant and sorcery spells you cast cost 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.
- [MKM] Murders at Karlov Manor #45 (R)