Balustrade Spy 
Creature — Vampire Rogue
Flying When this creature enters, target player reveals cards from the top of their library until they reveal a land card, then puts those cards into their graveyard.
Legality
standardNOT LEGALpioneerNOT LEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL