Ankh of Mishra [Revised Edition] Visions you may remove those counters

you may remove those counters and transform it

Set: Commander 2017 Type: Creature — Zombie Dragon Rarity: Rare Cost: {2}{B}{B} Flying

Set: Zendikar Type: Legendary Creature — Angel Rarity: Mythic Cost: {6}{W}{W}{W} Flying

but I didn't expect it from the building itself

Set: 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

Ankh of Mishra [Revised Edition] Visions you may remove those countersSet: Revised Edition Type: Artifact Rarity: Rare Cost: {2} Whenever a land enters the battlefield, Ankh of Mishra deals 2 damage to that land's controller.