Wall of Mourning [MIC - 10]

Defender
When Wall of Mourning enters the battlefield, exile a card from the top of your library face down for each opponent you have.
Coven— At the beginning of your end step, if you control three or more creatures with different powers, put a card exiled with Wall of Mourning into its owner's hand.

Rarity: Rare

#: 10

Card Type: Creature, Creature — Wall

Card Color: W

Casting Cost: {1}{W}