Ganglion Stories

A retelling Xenoblade Chronicles X . Elma, a member of the Skeleton Crew finds a lone survivor who suffers from amnesia and can't remember who he is. But when handed a weapon, small fragments of his memory start to come back. With the help of some new friends, he helps to save humanity from an evil threat and regain his memories! Includes various songs from Imagine Dragons

no spoilers 😁 but I have decided to explain something, he is not really the final boss of a video game but more like the final boss of a anime or Manga.