The fall 2018 anime series Sword Art Online: Alicization began its back half run starting last October as the final two cour are coming under the name War of Underworld.
Crunchyroll’s availability is for North America, Central America, South America, Australia, New Zealand, the United Kingdom, and Ireland.
Aniplex USA previously confirmed that Crunchyroll, Funimation, HIDIVE, and Hulu will all be streaming new episodes of the series as simulcasts.
The new episodes will debut at 12:30 am on the night of November 7th, 2020, or early morning of the 8th if you prefer.