Vraska, Relic Seeker [Ixalan Prerelease Promos] Human Artificer That land is a Swamp

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

Legendary Planeswalker — Nissa Mythic Cost: {2}{G}

Remove a mining counter from Gemstone Mine: Add one mana of any color

−10: Target player's life total becomes 1

Vraska, Relic Seeker [Ixalan Prerelease Promos] Human Artificer That land is a SwampSet: Ixalan Prerelease Promos Type: Legendary Planeswalker Vraska Rarity: Mythic Cost: {4}{B}{G} +2: Create a 2 2 black Pirate creature token with menace. 3: Destroy target artifact, creature, or enchantment. Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") 10: Target player's life total becomes 1.