Chromium, the Mutable [Core Set 2019 Prerelease Promos]

Chromium, the Mutable [Core Set 2019 Prerelease Promos]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.

then discard three cards

"I confer with Death itself

if it's on the battlefield

When Ulamog

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you

using their libraries as their decks

you lose 1 life and that opponent gains 1 life

Set: Judge Gift Cards 2014 Type: Artifact — Equipment Rarity: Rare Cost: {3} Equipped creature gets +2/+2 and has protection from black and from green

"Avacyn's protection is everywhere

that player sacrifices all but that many permanents

You lose life equal to its mana value

Set: Modern Masters 2017 Type: Land Rarity: Mythic As Cavern of Souls enters the battlefield