Walking Ballista - Aether Revolt (AER)

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 on Walking Ballista: It deals 1 damage to target creature or player.

• Rarity: Rare
• #: 181
• Card Type: Artifact, Creature
• Casting Cost: {X}{X}