An anime similar to the events of Monarch Elmero II was recommended as follows: 1.<< Index of Forbidden Magic Books >>: It tells the story of the adventure of the protagonist, Shoujo Dangma, in the school city. It involves many superpowers, magic and other elements. 2. The Gate of the Stone of Destiny: The story of the protagonist, Okabe Rentaro, and his assistant, Awanyin Ringfeather, who discovered some unexpected truths while investigating a scientific incident and triggered a series of events. 3." Sword Art Online ": It tells the story of the protagonist Kirito making various friends in an online game and experiencing various adventures in the game. The series included virtual reality and game elements. 4. The Attack of the Giant: It tells the story of human survival under the threat of giants, which involves politics, military, human psychology and many other aspects. The above are some anime recommendations similar to the story book of Monarch Elmero II. I hope you can find them helpful!