Swan Song [Commander 2016] Mercadian Masques You may spend mana as

You may spend mana as though it were mana of any type to cast creature spells

Set: Modern Masters 2015 Type: Legendary Creature — Angel Rarity: Mythic Cost: {6}{W}{W}{W} Flying

Set: Champion Pack 4 Card type: Normal Trap Rarity: Super Rare Attack: 0 Defense: 0 When your opponent Summons a monster(s) with an ATK of 1500 or more

Set: Duelist League Promo Card type: Continuous Trap Rarity: Rare Negate all DARK monster effects activated on the field or in the Graveyard

Swan Song [Commander 2016] Mercadian Masques You may spend mana asSet: Commander 2016 Type: Instant Rarity: Rare Cost: {U} Counter target enchantment, instant, or sorcery spell. Its controller creates a 2 2 blue Bird creature token with flying. "The most enlightened mages create beauty from violence." Medomai the Ageless