Twitching Doll (Extended Art) (Buy-a-box) [Duskmourn: House of Horror Promos]

T: Add one mana of any color. Put a nest counter on Twitching Doll.

T, Sacrifice Twitching Doll: Create a 2/2 green Spider creature token with reach for each counter on Twitching Doll. Activate only as a sorcery.