Walking Ballista (Future Sight) [Mystery Booster 2] Lightning [+10] whenever you cast your commander

whenever you cast your commander

Set: EX: Crystal Guardians Type: Grass Rarity: Common Retreat cost: Colorless

Set: Sword & Shield: Evolving Skies Type: Dragon Rarity: Ultra Rare Retreat cost: 0

you may wager with them

Set: The Hunted Finish: Rainbow Foil Rarity: Majestic Play this only if you control 3 or more Fealty tokens

Walking Ballista (Future Sight) [Mystery Booster 2] Lightning [+10] whenever you cast your commanderSet: Mystery Booster 2 Type: Artifact Creature Construct Rarity: Rare Cost: {X}{X} Walking Ballista enters 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.