Walking Ballista [Aether Revolt Prerelease Promos] Penny where X is half the

where X is half the number of Forests you control

but let me show you what someone with real power can create

Set: Planar Chaos Type: Instant Rarity: Rare Cost: {1}{B} Change the target of target spell with a single target

Executor of Synthesis

you may return that nonland permanent card to the battlefield instead

Walking Ballista [Aether Revolt Prerelease Promos] Penny where X is half theSet: Aether Revolt Prerelease Promos 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.