Anthony Horowitz & Tony Lee 
Power of Five: Raven’s Gate — The Graphic Novel [PDF ebook] 

An atmospheric graphic-novel adaptation of the Number 1 bestseller Raven’s Gate, from the creator of Alex Rider.Sent to Yorkshire on a rehabilitation programme, Matt Freeman finds himself in the midst of a sinister conspiracy of witchcraft and murder. He uncovers a terrible secret: the Old Ones — monstrous godlike beings once banished from our world — are trying to return. Matt is about to discover that he alone stands between the forces of evil and the annihilation of humanity… Featuring striking, high-contrast black-and-white art with vibrant splashes of colour, this distinctive graphic novel captures the brooding atmosphere of the bestselling book.