There are other mangas of Hellsing besides the main 10 volumes some are prototypes some are side stories and one is an alterantive story
based on the tv series
Prototype of Alexander Anderson
prototype for Integra Hellsing and Yumie Takagi
Prototype for the Captain
Prototype for Doctor and Schrodinger
Prototype for Pip Bernadotte and The Major
Prototype for Alucard,Seras Victoria,Luke,and Jan Valentine
Tells the story of the the Iscariot and possible prototype for Heinkel Wolfe,Enrico Maxwell,and Walter C. Dornez.With Yumie and Anderson
Prototype fro Renaldo
Prequel of Hellsing featuring Alucard,Walter,Arthur Hellsing,Sir Hugh Islands,The Major,Doc,Captain,Rip van winkle,and the She.
