Sword Art Online - Full Series Information, Trailer & IMDb Reviews
Watch Sword Art Online Season 3 Episode 24 online — it may be available on legal streaming platforms such as YouTube, Netflix, Prime Video, Hulu, Disney+, and others.
After Cardinal and Eugeo's defeat, Kirito is about to fight the Pontifex before she manages to transform all of the people who live in the Underworld into a great weapon to repel the Dark Territory's invasion and attack the "other side".