Cavalier of Dawn [Core Set 2020 Prerelease Promos] U-WTR159 Even the smallest spark may

Even the smallest spark may set a world ablaze

Set: Sun & Moon: Black Star Promos Type: Metal Rarity: Black Star Promo Retreat cost: Colorless

Set: Gateway 2007 Type: Instant Rarity: Rare Cost: {U}{U} Return target permanent to its owner's hand

If it's a 'non-attack' action card

Cavalier of Dawn [Core Set 2020 Prerelease Promos] U-WTR159 Even the smallest spark maySet: Core Set 2020 Prerelease Promos Type: Creature Elemental Knight Rarity: Mythic Cost: {2}{W}{W}{W} Vigilance When Cavalier of Dawn enters the battlefield, destroy up to one target nonland permanent. Its controller creates a 3 3 colorless Golem artifact creature token. When Cavalier of Dawn dies, return target artifact or enchantment card from your graveyard to your hand.