There were many popular works that could be used as reference for animes with male protagonists traveling through time: Dragon Tower: It tells the story of a young man who grows up and fights through different worlds in the tower. 2. Death Note: The male protagonist, Yagami, achieved everything he wanted through a fictional notebook, but in the end, he was used by others to fall into a cycle of life and death. 3 " Rebellious Lelouch ": The male protagonist, Lelouch, was a person from the future. He traveled to the present and became the leader of Japan. He started a battle with Nunnally and the Lelouch family. 4 Naruto: The male lead, Naruto Uzumaki, was a ninja. He became the ninja master of Kinoha Village through continuous cultivation and combat. 5 " Attack of the Giant ": The male protagonist, Alan, was a teenager. He grew up through fighting with other humans and finally realized his dream.