Chromium, the Mutable [Core Set 2019 Prerelease Promos] XY195 you may attack an additional

you may attack an additional time with each weapon you control

Set: Black & White: Dark Explorers Type: Water Rarity: Promo Retreat cost: Colorless

When The Scarab God dies

Set: Mystery Booster Type: Legendary Creature — Elemental Rarity: Mythic Cost: {G}{U}{R} Protection from white and from black

Chromium, the Mutable [Core Set 2019 Prerelease Promos] XY195 you may attack an additionalSet: 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.