Fourth Wing (The Empyrean, #1)

by Rebecca Yarros

“So then why are you here, Xaden?” “Because I can’t seem to stay away.”

But it was the third brother, who commanded the sky to surrender its greatest power, who finally vanquished his jealous sibling at a great and terrible price. —“The Origin,” The Fables of the Barren

You could command the sky to surrender all its power,