Sword Art Online: Alicization - War Of Underworld -

Establishes Kirito, Asuna, and the core cast.

Canon film that introduces technology and characters relevant to Alicization . Sword Art Online: Alicization - War of Underworld

To fully understand War of Underworld , you should follow this sequence: Establishes Kirito, Asuna, and the core cast

Episodes 25–47 (often split into Part 1 and Part 2). Plot Arcs & Synopsis Sword Art Online: Alicization - War of Underworld

The "War of Underworld" sub-arc is divided into two main parts: