Omayo, Awoken World

Ward—Sacrifice a land.

When this card enters, for each basic land
type, choose a creature type. Whenever a basic land
of that type enters the battlefield, create a 1/1 creature token of that color and of the chosen type. When this card leaves the battlefield, sacrifice a land.

"It's is the will of the world. Oppose it at your peril."—Nissa