Walking Ballista [Jumpstart 2022] Zombie Dragon Set: The List Type: Legendary

Set: The List Type: Legendary Artifact — Equipment Rarity: Rare Cost: {4} At the beginning of combat on your turn

sacrifice Sea Serpent

Set: Dominaria United Commander Type: Legendary Creature — Dwarf Wizard Rarity: Rare Cost: {2}{R}{W} The “legend rule” doesn't apply to tokens you control

they put half that many of each of those kinds of counters on that permanent or player instead

or secrets

Walking Ballista [Jumpstart 2022] Zombie Dragon Set: The List Type: LegendarySet: 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.