Cover of Darkness (Foil Etched) [Assassin's Creed] Dungeons & Dragons then you may return a

then you may return a land you control to its owner's hand

Call upon crafty ninjas

Set: Ikoria: Lair of Behemoths Type: Creature — Nightmare Rarity: Common Cost: {4}{B} Mutate {3}{B} (If you cast this spell for its mutate cost

and library for all cards with the same name as that artifact and exile them

wings spread wide

Cover of Darkness (Foil Etched) [Assassin's Creed] Dungeons & Dragons then you may return aSet: Assassin's Creed Type: Enchantment Rarity: Rare Cost: {1}{B} As Cover of Darkness enters the battlefield, choose a creature type. Creatures of the chosen type have fear. (They can't be blocked except by artifact creatures and or black creatures.) An Assassin has no weapon as deadly and no ally as dependable as the shroud of night.