- Spectra Phantom Protheus Michaels (pronounced as "Phrotheis") is a Subterra Brawler from Planet Vestal. He is the second-to-the-last to join the Order of Grammaton. Throughout Mission Grammaton, Protheus is fatefully bonded to Spectra; a destiny which he is trying to liberate himself from so that he can avenge the death of Volt Luster.