Mirko Vosk, Mind Drinker
Legendary Creature — Vampire
Flying
Whenever Mirko Vosk deals combat damage to a player, that player reveals cards from the top of their library until they reveal four land cards, then puts those cards into their graveyard.
Chase Stone
Dragon's Maze (DGM)
• #85Rulings
If the player has fewer than four land cards in their library, all cards from that library will be revealed and put into that player's graveyard.
(wotc • 2013-04-15)
Rulings
If the player has fewer than four land cards in their library, all cards from that library will be revealed and put into that player's graveyard.
(wotc • 2013-04-15)