Hellsing Volume 2 by Kohta Hirano

Beneath the surface of the ordinary world is a maelstrom of bloodthirsty monsters and hidden political intrigues, and at the heart of the storm is the Hellsing Organization, an ancient order sworn to combat the forces of Hell. And Hellsing bring to the fight the mighty vampire lord Alucard, whose terrifying powers are needed more than ever against an army of the undead that march below the banner of the swastika!