Ghalta, Stampede Tyrant [The Lost Caverns of Ixalan] SWSH183 Set: HeartGold & SoulSilver: Undaunted

Set: HeartGold & SoulSilver: Undaunted Type: Metal Rarity: Ultra Rare Retreat cost: Colorless

or unattach from a creature

I have both

That land is a Swamp for as long as it has a mire counter on it

Set: Burger King Promos: 2008 Collection Type: Colorless Rarity: Promo Retreat cost: Colorless

Ghalta, Stampede Tyrant [The Lost Caverns of Ixalan] SWSH183 Set: HeartGold & SoulSilver: UndauntedSet: The Lost Caverns of Ixalan Type: Legendary Creature Elder Dinosaur Rarity: Mythic Cost: {5}{G}{G}{G} Trample When Ghalta, Stampede Tyrant enters the battlefield, put any number of creature cards from your hand onto the battlefield. A thundering roar calls forth a primeval army.