Chromium, the Mutable [Core Set 2019 Prerelease Promos] Planeshift Set: Limited Edition Beta Type:

Set: Limited Edition Beta Type: Enchantment Rarity: Common Cost: {1}{W} {1}: The next time a blue source of your choice would deal damage to you this turn

defending player sacrifices four permanents

then exile any number of them and put the rest back on top of your library in any order

Bred as living shields

Chromium, the Mutable [Core Set 2019 Prerelease Promos] Planeshift Set: Limited Edition Beta Type: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.