name=Keening Stone
image=https://magiccards.info/scans/en/c16/259.jpg
image_updated=2017-08-17
value=4.039
rarity=R
type=Artifact
cost={6}
timing=artifact
oracle={5}, {T}: Target player puts the top X cards of his or her library into his or her graveyard, where X is the number of cards in that player's graveyard.
requires_groovy_code
