Power Sink [Tempest] Jackal Set: The List Type: Creature

Set: The List Type: Creature — Cat Cleric Rarity: Rare Cost: {1}{W} Players can't search libraries

Set: Duels of the Planeswalkers Type: Artifact Rarity: Uncommon Cost: {2} Whenever a player casts a blue spell

Reverse Type: Creature — Dragon Flying Whenever you cast an instant or sorcery spell

Now we do it my way

Set: Neo Discovery Unlimited Type: Lightning Rarity: Common Retreat cost: Colorless

Power Sink [Tempest] Jackal Set: The List Type: CreatureSet: Tempest Type: Instant Rarity: Common Cost: {X}{U} Counter target spell unless its controller pays {X}. If that player doesn't, they tap all lands with mana abilities they control and lose all unspent mana.