Chromium, the Mutable [Core Set 2019 Prerelease Promos] Atog Set: Shadowmoor Type: Enchantment Rarity:

Set: Shadowmoor Type: Enchantment Rarity: Rare Cost: {1}{W} Other enchantments you control have shroud

Splice onto Arcane {1}{R} (As you cast an Arcane spell

you may reveal this card from your hand and pay its splice cost

but for reasons known only to the two of them neither acknowledges the other—or their strained relationship

During a hunt they often call to each other

Chromium, the Mutable [Core Set 2019 Prerelease Promos] Atog Set: Shadowmoor Type: Enchantment Rarity: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.