Keening Stone 
Artifact
As it spins, dead voices shriek in an ever-increasing cacophony, rending the mind asunder.
Artist:
Jung ParkShare:
Text:
, 
: Target player mills X cards, where X is the number of cards in that player's graveyard.
Rulings:
- 6/15/2010 The value of X is determined as the ability starts to resolve. If the targeted player has five cards in their graveyard at that time, for example, this ability will put five more cards into that graveyard from the top of that player’s library.
Legality:
- standard: Not legal
- future: Not legal
- frontier: Not legal
- modern: Legal
- legacy: Legal
- pauper: Not legal
- vintage: Legal
- penny: Legal
- commander: Legal
- 1v1: Legal
- duel: Legal
- brawl: Legal
- oldschool: Not legal
- historic: Legal
- pioneer: Not legal
- gladiator: Legal
- premodern: Not legal
- historicbrawl: Legal
- paupercommander: Not legal
- alchemy: Not legal
- explorer: Not legal
- predh: Legal
- oathbreaker: Legal
- timeless: Legal
- standardbrawl: Not legal
