Cloudstone Curio [Kaladesh Inventions] 114 Set: March of the Machine:

Set: March of the Machine: The Aftermath Type: Legendary Enchantment Creature — Human Druid Rarity: Mythic Cost: {1}{G}{W} Constellation — Whenever Calix

She now hears only Emrakul's murmurs

Nightmare's power and toughness are each equal to the number of Swamps you control

transform Legion's Landing

Cloudstone Curio [Kaladesh Inventions] 114 Set: March of the Machine:Set: Kaladesh Inventions Type: Artifact Rarity: Mythic Cost: {3} Whenever a nonartifact permanent enters the battlefield under your control, you may return another permanent you control that shares a permanent type with it to its owner's hand. With innovative stabilizing techniques, Suja Pavani brings this piece of the sky itself to the Inventors' Fair.