My Little Pony : Nightmare Knights

Powerless and threatened by a great evil, Princess Luna discovers she can't count on her sister or any of the usual heroes of Equestria. Running out of time and with nowhere to turn, Luna assembles a team specially suited to save the day... a team of former villains! Will they all be able to work together and find a way into the most dangerous place any of them have ever been? Collects the fiveissue series.