Rainbow Crow [Invasion] SPA Desierto if All Hallow's Eve is

if All Hallow's Eve is exiled with a scream counter on it

Set: Shadows over Innistrad Type: Sorcery Uncommon Cost: {5}{U} Create a tapped 2/2 black Zombie creature token for each instant and sorcery card in your graveyard

Set: Masters 25 Type: Creature — Human Soldier Common Cost: {2}{W} {1}{W}

Set: Commander 2017 Type: Legendary Creature — Human Wizard Rarity: Mythic Cost: {1}{U}{B}{R} Flying

Many people are fools

Rainbow Crow [Invasion] SPA Desierto if All Hallow's Eve isSet: Invasion Type: Creature Bird Uncommon Cost: {3}{U} Flying {1}: Rainbow Crow becomes the color of your choice until end of turn. Children claim no two feathers are exactly the same color, then eagerly gather them for proof.