The changeling groaned. “Of course I didn’t. Discord told me to protect you. Transforming you cost energy, and will cost more since you have to stay alive. But you’re not a citizen… Equestria has those. They could come down here easily, and maybe command the maintenance systems to leave their armies alone. So long as every invading force had a citizen with them, they could travel safely. You’re not an Alicorn, so… you were at risk.”