“There’s no reason for us to be leaving Irkalla,” said one of the black changelings, in an echoing voice that sounded like Sarah’s worst imagination of an evil stepmother. “We have everything we need. Enough stock to keep harvesting for our population. Enough spare parts to keep the city powered. If we lose a few drones a year, that’s only those that were too weak to protect themselves. Even if Discord’s messenger told the truth, we don’t need this.”