Toshinori Yagi, most commonly known by his hero name All Might, is from the most popular anime series, My Hero Academia. He is the former No.1 Hero who bore the title of the world?s Symbol of Peace. He teaches Foundational Hero Studies at U.A. High School. After using up all the embers of One for All to defeat All for One, All Might retired and ended his era as the world?s greatest hero.