S.A.O short for Sword Art Online is an Isekai Anime, where the protagonist is trapped within a game after being directed he has to level up in order to clear the game by defeating the final boss with a catch that the person who dies in the game will die in real life. S.A.O has a lot of cool-looking swords such as the Excalibur, Dark Repulser, and the Elucidator is popular swords of S.A.O anime.