Mavren Fein, Dusk Apostle [Ixalan Prerelease Promos] XY50 or refreshments

or refreshments

the player can activate mana abilities only if they're from lands that player controls and only if mana they produce is spent to activate other mana abilities of lands the player controls and/or to play that card

Set: Innistrad: Midnight Hunt Tokens Type: Token Creature — Spirit Rarity: Common Flying

Set: Alara Reborn Type: Creature — Bird Rarity: Uncommon Cost: {2}{G/U}{W} Flying

Mavren Fein, Dusk Apostle [Ixalan Prerelease Promos] XY50 or refreshmentsSet: Ixalan Prerelease Promos Type: Legendary Creature Vampire Cleric Rarity: Rare Cost: {2}{W} Whenever one or more nontoken Vampires you control attack, create a 1 1 white Vampire creature token with lifelink. In the rapture of his Blood Fast, he destroyed the navigator's tools and steered the ship to shore by faith alone.