The God of War series was a very popular novel series, which included many works that were very popular with readers. Different people would have different views on the most difficult movie. However, according to some readers 'feedback and comments, the God of War series' Tower of God 'was considered a very challenging work. The Tower of God told the story of the various races on a continent called Atlantis. In this world, humans, elves, orcs, and other races all had different skills and abilities. In order to obtain great power, some humans began to embark on a journey to find the Tower of God. In Tower of God, readers will see all kinds of strange scenes and challenges, including flying, fighting, magic, and so on. In addition, there were many complicated relationships and character settings in the novel that required the reader to have a certain level of logical thinking and story comprehension. Therefore, many people thought that Tower of God was the most difficult game in the God of War series.