Clement, the Worrywort [Bloomburrow Prerelease Promos]

Set: Bloomburrow Prerelease Promos Type: Legendary Creature — Druid Frog Rarity: Rare Cost: {1}{G}{U} VigilanceWhenever Clement, the Worrywort or another creature you control enters, return up to one target creature you control with lesser mana value to its owner's hand.Frogs you control have "T: Add G or U. Spend this mana only to cast a creature spell."