Back to spoilers

Corridor Monitor
ReprintArtifact Creature — Construct
When this creature enters, untap target artifact or creature you control.
Castle Vantress has no locks on its doors, but interlopers rarely make it past the foyer.
Power/Toughness:1/4
common · #41 · eld
Previewed: September 4 · Spoiled by Wizards of the Coast