Walking Ballista [Double Masters] Shapeshifter Set: Alpha Edition Type: Enchantment

Set: Alpha Edition Type: Enchantment Rarity: Rare Cost: {1}{U} You may have Copy Artifact enter the battlefield as a copy of any artifact on the battlefield

put Kjeldoran Outpost onto the battlefield

Set: The Duelist Genesis Card type: Synchro/Effect Monster Rarity: Ultra Rare Attack: 2500 Defense: 2000 1 Tuner + 1 or more non-Tuner monsters You can Tribute this card to negate the activation of a Spell Card

As Hallowed Fountain enters the battlefield

You can only use each effect of "Primathmech Alembertian" once per turn

Walking Ballista [Double Masters] Shapeshifter Set: Alpha Edition Type: EnchantmentSet: Double Masters 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.