Serra Paragon (Extended Art) [Dominaria United] Monk Set: Onslaught Type: Instant Rarity:

Set: Onslaught Type: Instant Rarity: Rare Cost: {B}{B} Until end of turn

Or perhaps Dark Magician Girl is more your speed

the royal assassins choose their victims carefully

Set: Zendikar Rising Type: Instant Rarity: Rare Cost: {2}{B} Each opponent sacrifices a creature or planeswalker with the highest mana value among creatures and planeswalkers they control

Mission 2: You are not the Chameleon

Serra Paragon (Extended Art) [Dominaria United] Monk Set: Onslaught Type: Instant Rarity:Set: Dominaria United Type: Creature Angel Rarity: Mythic Cost: {2}{W}{W} Flying Once during each of your turns, you may play a land card from your graveyard or cast a permanent spell with mana value 3 or less from your graveyard. If you do, it gains When this permanent is put into a graveyard from the battlefield, exile it and you gain 2 life.