Disrupting Shoal [Ultimate Masters] Dragons of Tarkir Prerelease Promos Each artifact you tap after

Each artifact you tap after you're done activating mana abilities pays for {1}

Set: Odyssey Type: Enchantment Rarity: Uncommon Cost: {1}{U} When a player casts a spell

" —Great Threshold of Monserkat inscription

grant me the power I am due

Set: Battle for Zendikar Prerelease Promos Type: Creature — Eldrazi Rarity: Mythic Cost: {4}{U}{B} Devoid (This card has no color

Disrupting Shoal [Ultimate Masters] Dragons of Tarkir Prerelease Promos Each artifact you tap afterSet: Ultimate Masters Type: Instant Arcane Rarity: Rare Cost: {X}{U}{U} You may exile a blue card with mana value X from your hand rather than pay this spell's mana cost. Counter target spell if its mana value is X.