Chromium, the Mutable [Core Set 2019 Prerelease Promos] Judgment Time Vault doesn't untap during

Time Vault doesn't untap during your untap step

Set: Guildpact Type: Creature — Elephant Wizard Rarity: Rare Cost: {3}{W}{W} Whenever an opponent casts a spell

Lost to time is the artificer's art of trapping light from a distant star in a ring of purest gold

Both complement and antithesis to his older brother Urza

Chromium, the Mutable [Core Set 2019 Prerelease Promos] Judgment Time Vault doesn't untap duringSet: 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.