Wings in the Darkness. Though most subterranean races see ophinixes as nothing more than nuisances, they are sometimes tamed and used as guard beasts or mounts by smaller humanoids like derro and deep gnomes. Those riding an ophinix must use a specialized saddle and wear thick clothing to prevent themselves from being shocked by the creature's electrically-charged fur, but many are willing to risk the potential danger if it means securing such a formidable ally.