Chromium, the Mutable [Core Set 2019 Prerelease Promos] Brawl Activate only during your upkeep

Activate only during your upkeep

At the beginning of the end step

if an opponent controls more lands than you

Exchange that card with the top card of your library

sacrifice Season of the Witch unless you pay 2 life

Chromium, the Mutable [Core Set 2019 Prerelease Promos] Brawl Activate only during your upkeepSet: 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.