Shaymin (XY115) [XY: Black Star Promos]Set: XY: Black Star Promos Type: Grass Rarity: Promo Retreat cost: Colorless

Set: XY: Phantom Forces Type: Darkness Rarity: Ultra Rare Retreat cost: Colorless

The Maestros - Elite assassins

Set: Commander Sealed Release Date: 2011-06-17 Why play a great spell once

1 Temur Charm

Lands (41):

This ability costs an additional [1 Resource] to activate for each Runechant you control

destroy Spellbound Creepers unless you have dealt arcane damage equal to or greater than the number of bind counters on Spellbound Creepers

trained in the Tower of Darkness—and now commands extraordinary power as Single Strike Urshifu V

There are even special "Mythic Rare" packs that don't have variations at all—just the one card list—because there is only one true Unicorn deck

At least four special alternate-frame cards

Set: Black & White: Plasma Freeze Type: Dragon Rarity: Promo Retreat cost: Colorless

Set: EX: Emerald Type: Metal Rarity: Ultra Rare Retreat cost: Colorless