Chromium, the Mutable [Core Set 2019 Prerelease Promos] XY111 Set: Alpha Edition Type: Enchantment

Set: Alpha Edition Type: Enchantment — Aura Rarity: Uncommon Cost: {B} Enchant land

Set: Sun & Moon: Crimson Invasion Type: Psychic Rarity: Ultra Rare Retreat cost: Colorless

You cannot substitute for any other Fusion-Material Monster in the current Fusion

Set: Battle Pack 2: War of the Giants Card type: Normal Spell Rarity: Mosaic Rare Draw 2 cards

you can negate that monster's attack by removing from play 1 Pyro-Type monster in your Graveyard

Chromium, the Mutable [Core Set 2019 Prerelease Promos] XY111 Set: Alpha Edition Type: EnchantmentSet: 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.