Nightmare [International Collectors' Edition] Mirrodin Besieged Promos (An exerted creature won't untap

(An exerted creature won't untap during your next untap step

Some have flooded entire towns

each opponent discards a card

Set: Eighth Edition Type: Enchantment Rarity: Rare Cost: {1}{B}{B}{B} Whenever a creature you control dies

Nightmare [International Collectors' Edition] Mirrodin Besieged Promos (An exerted creature won't untapSet: International Collectors' Edition Type: Creature Nightmare Horse Rarity: Rare Cost: {5}{B} Flying (This creature can't be blocked except by creatures with flying or reach.) Nightmare's power and toughness are each equal to the number of Swamps you control. The Nightmare arises from its lair in the swamps. As the poisoned land spreads, so does the Nightmare's rage and terrifying strength.