Chromium, the Mutable [Core Set 2019 Prerelease Promos] Fusion Monster up to the number of

up to the number of Xyz Materials with different names attached to this card

Set: Legends Type: World Enchantment Rarity: Rare Cost: {2}{G}{G} All lands are 1/1 creatures that are still lands

send 1 DARK monster from your Deck to the Graveyard

destroy this card unless you send 1 "Iron Core of Koa'ki Meiru" from your hand to the Graveyard or reveal 1 Dragon-Type monster in your hand

Set: Sun & Moon: Guardians Rising Type: Lightning Rarity: Secret Rare Retreat cost: Colorless

Chromium, the Mutable [Core Set 2019 Prerelease Promos] Fusion Monster up to the number ofSet: 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.