Intuition [Judge Gift Cards 2003] Elder Dragon You may spend blue mana

You may spend blue mana as though it were mana of any color to pay the activation costs of Quicksilver Elemental's abilities

Set: Champions of Kamigawa Type: Sorcery Rarity: Rare Cost: {G} Whenever you cast a creature spell this turn

Set: Core Set 2019 Prerelease Promos Type: Legendary Creature — Elder Dragon Rarity: Mythic Cost: {4}{W}{U}{B} Flash

It harnesses the power of night in a land where daylight fears to show itself

Intuition [Judge Gift Cards 2003] Elder Dragon You may spend blue manaSet: Judge Gift Cards 2003 Type: Instant Rarity: Rare Cost: {2}{U} Search your library for three cards and reveal them. Target opponent chooses one. Put that card into your hand and the rest into your graveyard. Then shuffle.