Sword Art Online Alicization War of the Underworld, the second part of the Sword Art Online Alicization series aired its first cour from October 5, 2019, to December 28, 2019.
Crunchyroll streamed the first cour of Sword Art Online Alicization War of the Underworld as it aired in Japan, and has the rest of the Sword Art Online TV anime available to watch!
The final season of the two-year-long arc of Sword Art Online is finally starting on April 25, the official Twitter account for the franchise announced on February 25 alongside revealing one of the coolest key visuals in the franchise.