Cavern of Souls [The List] Cat Beast Set: War of the Spark

Set: War of the Spark Prerelease Promos Type: Legendary Planeswalker — Jace Rarity: Rare Cost: {1}{U}{U}{U} If you would draw a card while your library has no cards in it

the player can activate mana abilities only if they're from lands that player controls and only if mana they produce is spent to activate other mana abilities of lands the player controls and/or to play that card

Set: Zendikar Rising Prerelease Promos Type: Creature — Dragon Rarity: Mythic Cost: {2}{R}{R} Flying

Reverse Type: Instant Tap target permanent

Cavern of Souls [The List] Cat Beast Set: War of the SparkSet: The List Type: Land Rarity: Rare As Cavern of Souls enters the battlefield, choose a creature type. T: Add 1 to your mana pool. T: Add one mana of any color to your mana pool. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.