Fiendship is Magic explores the secret origins of Equestria's greatest villains: Sombra, Tirek, Sirens, Nightmare Moon, and Queen Chrysalis!
- ISBN13 9781631403392
- Publish Date 30 June 2015
- Publish Status Transferred
- Out of Print 27 January 2021
- Publish Country US
- Imprint Idea & Design Works
- Format Paperback (UK Trade)
- Pages 124
- Language English