Twilight is startled to find that the most important history books in Equestria are going missing. Will she and her friends be able to uncover the identity of the mysterious new villain responsible?
Eric Esquivel, James Tynion IV, Vita Ayala, Steve Orlando, Gene Luen Yang, James Asmus, Paul Dini, Bill Freiberger, Tim Seeley, Mariko Tamaki, K. Perkins, Gustavo Duarte, Heath Corson, Andrea Mutti, Ian Churchill, Paolo Pantalena, Matias Bergara, V. Ken Marion, Elsa Charretier, Robbi Rodriguez, Thomas Pitilli, Reilly Brown & Dan Jurgens