Riverfall Mimic [Eventide] Nightmare Fish Beast Set: Rivals of Ixalan Type:

Set: Rivals of Ixalan Type: Creature — Human Pirate Rarity: Uncommon Cost: {R} As an additional cost to cast this spell

Cao Cao was more concerned with capabilities than lineage

its controller chooses target creature one of their opponents controls

Whenever you discard a card

Set: Prophecy Type: Sorcery Rarity: Rare Cost: {7}{U}{U} Search target player's library for up to seven cards and exile them

Riverfall Mimic [Eventide] Nightmare Fish Beast Set: Rivals of Ixalan Type:Set: Eventide Type: Creature Shapeshifter Rarity: Common Cost: {1}{U R} Whenever you cast a spell that's both blue and red, Riverfall Mimic has base power and toughness 3 3 until end of turn and can't be blocked this turn. Mimics don't hide their natural form well, but their disguises work well enough on boggarts.