Nahiri, the Harbinger [Commander 2020] Troll Mutant destroy target nonblack creature that

destroy target nonblack creature that player controls

that player discards a card

Megamorph {3}{G}{G} (You may cast this card face down as a 2/2 creature for {3}

Set: Foreign Black Border Type: Artifact Rarity: Rare Cost: {1} Creatures with power 3 or greater don't untap during their controllers' untap steps

Everyone is manipulated

Nahiri, the Harbinger [Commander 2020] Troll Mutant destroy target nonblack creature thatSet: Commander 2020 Type: Legendary Planeswalker Nahiri Rarity: Mythic Cost: {2}{R}{W} +2: You may discard a card. If you do, draw a card. 2: Exile target enchantment, tapped artifact, or tapped creature. 8: Search your library for an artifact or creature card, put it onto the battlefield, then shuffle. It gains haste. Return it to your hand at the beginning of the next end step.