Chromium, the Mutable [Core Set 2019 Prerelease Promos] Arena League 1999 Set: Platinum: Arceus Type: Lightning

Set: Platinum: Arceus Type: Lightning Rarity: Holo Rare Retreat cost: 0

Set: XY: Generations Type: Psychic Rarity: Holo Rare Retreat cost: 0

Set: Black & White: Legendary Treasures Type: Grass Rarity: Common Retreat cost: Colorless

exile equipped creature

Set: Sword & Shield: Astral Radiance Type: Supporter Rarity: Promo

Chromium, the Mutable [Core Set 2019 Prerelease Promos] Arena League 1999 Set: Platinum: Arceus Type: LightningSet: 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.