Walking Ballista [Aether Revolt] Human Mystic Set: Planeshift Type: Creature —

Set: Planeshift Type: Creature — Zombie Rarity: Rare Cost: {1}{B}{B} Other Zombie creatures get +1/+1

Set: Kaladesh Prerelease Promos Type: Artifact Rarity: Rare Cost: {4} Whenever you cast a spell

Set: Dragons of Tarkir Prerelease Promos Type: Legendary Creature — Elder Dragon Rarity: Mythic Cost: {4}{B}{R} Flying

was a Taoist master and tutored his soldiers in those arts

put one of those cards on top of your library and the rest on the bottom of your library in any order

Walking Ballista [Aether Revolt] Human Mystic Set: Planeshift Type: Creature —Set: Aether Revolt Type: Artifact Creature Construct Rarity: Rare Cost: {X}{X} Walking Ballista enters the battlefield with X +1 +1 counters on it. {4}: Put a +1 +1 counter on Walking Ballista. Remove a +1 +1 counter from Walking Ballista: It deals 1 damage to any target.