Siku describes himself as an artist, author, theologian and musician. He is one of Britain's leading comic book/concept artists having worked for 2000AD; producing titles such as Judge Dredd, Slaine and a strip he co-created called Pan-African Judges. He has also worked for Marvel UK and COM X. Siku's writing and art is also featured in professional industry bibles such as The Best of British Illustrators, The Art of Game Worlds, The Art of Game Characters, Digital Art Masters volumes I and II, and the definitive Comic Art Now. He is the author and creator of the bestselling The Manga Bible which is translated into 16 languages and the author of The Manga Jesus .