Walking Ballista [Aether Revolt] Betrayers of Kamigawa Sacrifice Bloodstained Mire: Search your

Sacrifice Bloodstained Mire: Search your library for a Swamp or Mountain card

Search your library for a creature card with mana value X or less

Set: Modern Masters 2015 Type: Creature — Lhurgoyf Rarity: Mythic Cost: {1}{G} Tarmogoyf's power is equal to the number of card types among cards in all graveyards and its toughness is equal to that number plus 1

Set: Modern Masters 2017 Type: Land Rarity: Mythic As Cavern of Souls enters the battlefield

Set: Archenemy Schemes Type: Ongoing Scheme Rarity: Common (An ongoing scheme remains face up until it's abandoned

Walking Ballista [Aether Revolt] Betrayers of Kamigawa Sacrifice Bloodstained Mire: Search yourSet: Aether Revolt 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.