Watch Sword Art Online Season 4 Episode 20 Online

Season 4 Episode 20 — Aired on Aug 30, 2020 • runs about 23 minutes.

Directed by Masakazu Obara.

Written by Muneo Nakamoto.

Notable cast/guest names in this episode include Yoshitsugu Matsuoka, Haruka Tomatsu, Hiroaki Hirata, Ai Kayano.

This page includes 4 official still(s) (when available) plus legal availability links.

Looking for “watch Sword Art Online Season 4 Episode 20 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.

Synopsis

Alice and Asuna head to the World’s End Altar as Kirito confronts Gabriel. Unless he can defeat Gabriel and return to the real world before the maximum-acceleration phase begins, Kirito will have to spend the next 200 years in the Underworld.

Stills