Walking Ballista [Aether Revolt Prerelease Promos] Worldwake If you sacrifice an Island

If you sacrifice an Island this way

Set: Kaladesh Inventions Type: Artifact Creature — Thopter Rarity: Mythic Cost: {0} Flying

Barrin is the teacher who trained the young Ertai

Set: Unlimited Edition Type: Creature — Avatar Incarnation Rarity: Rare Cost: {3}{W}{W}{W} {0}: The next 1 damage that would be dealt to Personal Incarnation this turn is dealt to its owner instead

and of renown: but mysteries are revealed unto the meek

Walking Ballista [Aether Revolt Prerelease Promos] Worldwake If you sacrifice an IslandSet: Aether Revolt Prerelease Promos 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.