The Devil Castle Dracula: The Battle of Old Castle (悪魔城ドラキュラ 古城の死闘 Akumajō Dorakyura Kojyō no Shitō?, lit. "The Devil Castle Dracula: The Desperate Struggle in the Old Castle") is a Japanese gamebook (choose-you-own-adventure style novel) published by Futabasha in 1987.
The book features the young actor Simon Belmont, who shares the same name with his ancestor, filming his namesake's adventures. Dracula is accidentally unleashed on the world again, whence he kidnaps Simon's movie costar, Lucy Lane, and it is up to the new Simon to defeat him.
- 1944 - Castlevania: Portrait of Ruin
- 1950s - The Devil Castle Dracula: The Battle of Old Castle
- 1999 - "Demon Castle War"(Julius Belmont's journey to Dracula's Castle)
- Despite being an official product, The Devil Castle Dracula: The Battle of Old Castle is not canonical to the official Castlevania timeline.
- According to the book, Dracula's Castle is owned by the Belmont Family for two hundred years.
- The book is the first Castlevania product featuring a werewolf.
- Dracula is said to be sealed in the dark world by the original Simon Belmont 400 years ago. However, it's also mentioned the daughter of Gregoriano IV, Francoise, received a golden rosary from Simon. Gregoriano IV is said to have ruled Transylvania 500 years ago. It's not clear whether or not this is an oversight.
- The movie in the gamebook is produced by Universe Studio, a parody of Universal Pictures, and 19th Century Wolf, a parody of 20th Century Fox.
- The book was published in 1987, making it one of the earliest Castlevania products.
- Castlevania — The Devil Castle Dracula: The Battle of Old Castle is based on this game. Trans Fishers and Christopher Bee are also mentioned in the book.
- The Legend of Satanic Castle: The Vampire Hunters — A similar gamebook featuring the descendants of the protagonists from Castlevania III: Dracula's Curse.
- The title of this gamebook appears translated to English as such on the back cover of the publication itself. In most other instances, the Japanese title Akumajō (悪魔城) is generally translated to English as "Demon/Devil Castle Dracula" instead.
- Page 5: Universe Studio News Vol. 732 (April 13, 195X)