Walking Ballista [Jumpstart 2022] DP51 and "Whenever this creature deals

and "Whenever this creature deals combat damage to a creature

You may cast spells with the same name as that spell from among the revealed cards without paying their mana costs

Set: From the Vault: Relics Type: Artifact Rarity: Mythic Cost: {1} {T}: Add {C}{C}

then you know how incredibly important—and difficult—it can be

That player puts those cards into their hand

Walking Ballista [Jumpstart 2022] DP51 and "Whenever this creature dealsSet: 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.