Chromium, the Mutable [Core Set 2019 Prerelease Promos] Khans of Tarkir Prerelease Promos Destroy target nonland permanent with

Destroy target nonland permanent with mana value 3 or less

Set: Portal Three Kingdoms Type: Instant Rarity: Uncommon Cost: {W} Cast this spell only during the declare attackers step and only if you've been attacked this step

Set: Portal Second Age Type: Creature — Bear Rarity: Rare Cost: {2}{G}{G} Whenever Razorclaw Bear becomes blocked

Set: Beta Edition Type: Artifact Rarity: Uncommon Cost: {1} Whenever a creature dies

Chromium, the Mutable [Core Set 2019 Prerelease Promos] Khans of Tarkir Prerelease Promos Destroy target nonland permanent withSet: 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.