Contagion [Deckmasters] Tempest if the card's mana cost

if the card's mana cost is {3}{U}{U}{B}

you can discard 1 card from your hand to negate the activation of a Spell Card and destroy it

nor of those who are willing to profit from it

Set: The Dark Illusion Card type: Effect Monster Rarity: Ultra Rare Attack: 500 Defense: 0 You can Tribute 1 Zombie-Type monster

Set: Dark Revelation Volume 4 Card type: Counter Trap Rarity: Common Attack: 0 Defense: 0 Activate only while you control a face-up "Elemental Hero Avian"

Contagion [Deckmasters] Tempest if the card's mana costSet: Deckmasters Type: Instant Rarity: Uncommon Cost: {3}{B}{B} You may pay 1 life and exile a black card from your hand rather than pay this spell's mana cost. Distribute two 2 1 counters among one or two target creatures.