Contested War Zone [Mirrodin Besieged] Snow Instant Discard a creature card: Skyshroud

Discard a creature card: Skyshroud Vampire gets +2/+2 until end of turn

Set: Invasion Type: Creature — Zombie Wizard Rarity: Rare Cost: {2}{B}{B} {U}{U}

Jokulmorder doesn't untap during your untap step

Set: The List Type: Land Rarity: Uncommon T: Add one colorless mana to your mana pool

or Sycorax Commander deals damage to that player equal to the number of cards in their hand

Contested War Zone [Mirrodin Besieged] Snow Instant Discard a creature card: SkyshroudSet: Mirrodin Besieged Type: Land Rarity: Rare Whenever a creature deals combat damage to you, that creature's controller gains control of Contested War Zone. {T}: Add {C}. {1}, {T}: Attacking creatures get +1 +0 until end of turn.