In the Eye of Chaos [Legends] San Diego Comic-Con 2015 Set: Phyrexia: All Will Be

Set: Phyrexia: All Will Be One Type: Legendary Creature — Phyrexian Horror Rarity: Mythic Cost: {2}{U}{U} Flying

if it isn't a mana ability

Set: The Lord of the Rings: Tales of Middle-Earth Prerelease Promos Type: Legendary Artifact — Equipment Rarity: Rare Cost: {3} Flash

Set: Secret Lair Drop Series Type: Legendary Creature — Angel Rarity: Mythic Cost: {5}{W}{W}{W} Flying

with the Citadel enclosed in a mighty glass dome

In the Eye of Chaos [Legends] San Diego Comic-Con 2015 Set: Phyrexia: All Will BeSet: Legends Type: World Enchantment Rarity: Rare Cost: {2}{U} Whenever a player casts an instant spell, counter it unless that player pays {X}, where X is its mana value.