Chromium, the Mutable [Core Set 2019 Prerelease Promos] Premodern Set: EX: Deoxys Type: Colorless

Set: EX: Deoxys Type: Colorless Rarity: Holo Rare Retreat cost: Colorless

Protection from black (This creature can't be blocked

Set: XY: Phantom Forces Type: Lightning Rarity: Secret Rare

Set: Sun & Moon: Unbroken Bonds Type: Lightning Rarity: Holo Rare Retreat cost: Colorless

Chromium, the Mutable [Core Set 2019 Prerelease Promos] Premodern Set: EX: Deoxys Type: ColorlessSet: 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.