Wall of Lost Thoughts - RNA-59 (UC) (Non-Foil) (Magic The Gathering)
Total Mana Cost: 2
Creature — Wall
Defender (This creature can't attack.)
When this creature enters, target player mills four cards. (They put the top four cards of their library into their graveyard.)
Power: 0
Toughness: 4
Colors: U
Keywords: Mill,Defender