Thassa, Deep-Dwelling (Borderless) [Secret Lair Drop Series] Spirit Noble You may cast that card

You may cast that card without paying its mana cost

Players can't materialize or activate cards of those elements until the start of your next turn

Flashback 3B

transform Delver of Secrets

Class Bonus: Draw a card

Thassa, Deep-Dwelling (Borderless) [Secret Lair Drop Series] Spirit Noble You may cast that cardSet: Secret Lair Drop Series Type: Legendary Enchantment Creature God Rarity: Mythic Cost: {3}{U} Indestructible As long as your devotion to blue is less than five, Thassa isn't a creature. At the beginning of your end step, exile up to one other target creature you control, then return that card to the battlefield under your control. {3}{U}: Tap another target creature.