Nethroi, Apex of Death [Ikoria: Lair of Behemoths Prerelease Promos] White each time it destroys an

each time it destroys an opponent's monster by battle: You can add 1 "Spellbook" Spell Card from your Deck to your hand

the lights fade

You can only activate 1 "Spellbook of Power" per turn

{T}: Destroy all artifacts

Nethroi, Apex of Death [Ikoria: Lair of Behemoths Prerelease Promos] White each time it destroys anSet: Ikoria: Lair of Behemoths Prerelease Promos Type: Legendary Creature Cat Nightmare Beast Rarity: Mythic Cost: {2}{W}{B}{G} Mutate {4}{G W}{B}{B} (If you cast this spell for its mutate cost, put it over or under target non Human creature you own. They mutate into the creature on top plus all abilities from under it.) Deathtouch, lifelink Whenever this creature mutates, return any number of target creature cards with total power 10 or less from