Artifact, 4 (4)
Uncommon
Whenever an opponent discards a card, you may draw a card.
The book shrieks horribly until its cover is opened, granting the spirit inside a moment's rest from the painful stirrings of the book's contents.
Illus. Heather Hudson
Legal in Vintage (Type 1)
Legal in Legacy (Type 1.5)
Legal in Classic (MTGO)
Legal in Commander
Legal in Modern