Her next step would have been to destroy, if not at the very least hide away, the artifacts that had allowed Celestia to best her a thousand years ago back at their old castle near Ponyville. But Twilight Sparkle had led a group of six total and they managed to both retrieve the artifacts in time and summon their transcendental power to literally vaporize the evil out of Luna; expunging Nightmare Moon as a parasite from her host.