Keening Stone
Artifact
, 
: Target player mills X cards, where X is the number of cards in that player's graveyard.
As it spins, dead voices shriek in an ever-increasing cacophony, rending the mind asunder.
Illustrated by Jung Park
Formats
Not Legalstandard
Legalhistoric
Legaltimeless
Not Legalpioneer
Legalmodern
Legallegacy
Not Legalpauper
Legalvintage
Legalpenny
Legalcommander
Legaloathbreaker
Legalbrawl
Not Legalalchemy
This printing
Prices
USD$0.37
USD foil$0.33
EUR€0.19
EUR foil€0.28
MTGO0.02 tix
Rulings (1)
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.
