Chromium, the Mutable [Core Set 2019 Prerelease Promos] Shadows over Innistrad Prerelease Promos Set: Gatecrash Type: Land —

Set: Gatecrash Type: Land — Mountain Plains Rarity: Rare ({T}: Add {R} or {W}

Then each player reveals their chosen card

Unfortunately

feeding on forgotten magics

no drink of exquisite crimson without a dying gasp

Chromium, the Mutable [Core Set 2019 Prerelease Promos] Shadows over Innistrad Prerelease Promos Set: Gatecrash Type: Land —Set: Core Set 2019 Prerelease Promos Type: Legendary Creature Elder Dragon Rarity: Mythic Cost: {4}{W}{U}{B} Flash This spell can't be countered. Flying Discard a card: Until end of turn, Chromium, the Mutable becomes a Human with base power and toughness 1 1, loses all abilities, and gains hexproof. It can't be blocked this turn.