Episodes 25–47 (often split into Part 1 and Part 2). Plot Arcs & Synopsis
To fully understand War of Underworld , you should follow this sequence: Sword Art Online: Alicization - War of Underworld
The "War of Underworld" sub-arc is divided into two main parts: Episodes 25–47 (often split into Part 1 and Part 2)
Canon film that introduces technology and characters relevant to Alicization . and key characters. Establishes Kirito
Sword Art Online: Alicization - War of Underworld is the climactic second half of the Alicization arc, adapting volumes 15–18 of the light novels. This guide covers the essential watch order, plot arcs, and key characters.
Establishes Kirito, Asuna, and the core cast.
Episodes 1–24. Ends with the battle against Administrator.
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