Chromium, the Mutable [Core Set 2019 Prerelease Promos] P-293 return face-up monsters your opponent

return face-up monsters your opponent controls to the hand

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

Set: History Pack 1 Finish: Regular Type: Action Subtype: Attack Rarity: Majestic Class: Generic Power: 5 As an additional cost to play Enlightened Strike

This card's activation and effect are unaffected by "Necrovalley"

Chromium, the Mutable [Core Set 2019 Prerelease Promos] P-293 return face-up monsters your opponentSet: 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.