stack of books, Call of Duty themes, detailed covers, military insignia, dog tags, camouflage patterns, worn textures, hardcover, paperback, action-packed illustrations, soldier with gun, night vision goggles, dynamic poses, intense facial expressions, urban warfare background, destructed cityscape, dramatic lighting, high contrast, close-up shot, focused depth of field, realistic materials, metallic lettering, gripping atmosphere, sniper rifle bookmark, tactical map endpapers, gripping, intense, immersive experience.