Throes of Chaos (Surge Foil) [Doctor Who] Angel Soldier That land is a Swamp

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

Whenever you cast a spell with {X} in its mana cost

At the beginning of your end step

I think they're kinda cute

In the year 2271

Throes of Chaos (Surge Foil) [Doctor Who] Angel Soldier That land is a SwampSet: Doctor Who Type: Sorcery Rarity: Uncommon Cost: {3}{R} Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.) Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)