Book excerpt: Call of Duty WWII has done it again with their new and improved Nazi Zombies game mode! Fight off waves of enemies with friends, as you team up to accomplish map wide objectives, fight terrifying bosses, and shoot down zombie zeppelins from the sky in the new campaign style map type. With this guide from us at ZombieGamers, learn all the secrets of the mode in our full zombies walkthrough, including how to kill the most difficult bosses and find the strongest weapons. Embrace expert level tactics with this ultimate guide made by fans for fans.