Grindclock
Artifact
: Put a charge counter on Grindclock.
: Target player puts the top X cards of their library into their graveyard, where X is the number of charge counters on Grindclock.
Pray you never hear it chime.
Illustrated by
Legality
Rulings
Jul 18, 2014
If Grindclock isn’t on the battlefield when its last ability resolves, use the number of charge counters on it when it left the battlefield to determine how many cards to put into the graveyard.
