Errant Ephemeron [Modern Masters] Nightmare Fish Beast Set: Oath of the Gatewatch

Set: Oath of the Gatewatch Prerelease Promos Type: Legendary Creature — Angel Rarity: Mythic Cost: {4}{W}{W} Flying

Set: Fourth Edition Type: Instant Rarity: Rare Cost: {U} Change the text of target spell or permanent by replacing all instances of one basic land type with another

Set: Ice Age Type: Artifact Rarity: Uncommon Cost: {0} Sacrifice a land: You gain 2 life

None know their true purpose

Errant Ephemeron [Modern Masters] Nightmare Fish Beast Set: Oath of the GatewatchSet: Modern Masters Type: Creature Illusion Rarity: Common Cost: {6}{U} Flying Suspend 4{1}{U} (Rather than cast this card from your hand, you may pay {1}{U} and exile it with four time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost. It has haste.)