Nightmare [Revised Edition] Magic 2010 she must visit the land

she must visit the land of the Mesa Pegasus

Set: Shards of Alara Type: Instant Rarity: Rare Cost: {3}{B}{B} Reveal the top card of your library and put that card into your hand

Set: Kaladesh Type: Legendary Land Rarity: Rare At the beginning of your upkeep

Set: Portal Three Kingdoms Type: Instant Rarity: Uncommon Cost: {1}{U}{U} Counter target creature or sorcery spell

−2: Create a 0/0 colorless Construct artifact creature token with "This creature gets +1/+1 for each artifact you control

Nightmare [Revised Edition] Magic 2010 she must visit the landSet: Revised 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.