Walking Ballista [Jumpstart 2022] Colorless[+20] If it's a defense reaction

If it's a defense reaction

Undead Vizier exploits a creature

instead they create that many plus 1 of each of those tokens

Set: EX: Power Keepers Type: Grass Rarity: Rare Retreat cost: Colorless

Set: Black & White: Legendary Treasures Type: Psychic Rarity: Ultra Rare Retreat cost: Colorless

Walking Ballista [Jumpstart 2022] Colorless[+20] If it's a defense reactionSet: Jumpstart 2022 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.