Sword Art Online Ii Episode 15 -

: Reviewers from sites like Geeks Under Grace and Anime News Network noted the sharp contrast to GGO, describing this arc as "exposition and setup" with a more traditional MMORPG feel.

: Thrym promised Excalibur to players who help him slaughter the beast-class monsters, but he intends to give them a fake sword. Sword Art Online II Episode 15

The episode begins on December 28, 2025, with Suguha showing Kazuto (Kirito) a news article about the discovery of the legendary in ALO. This triggers a flashback to when Kirito and Leafa first discovered the sword months earlier while trapped in Jötunheimr , a frozen underworld beneath ALO. During that time, they rescued a beast-class evil god they named Tonkii , who showed them the sword's location in an ice dungeon. : Reviewers from sites like Geeks Under Grace

: If Tonkii's kin are wiped out, Urðr will lose her power, allowing Thrym to invade ALO. This triggers a flashback to when Kirito and

: Thrym, the King of the Frost Giants, threw Excalibur into Urðr's Spring, severing the World Tree's connection to Jötunheimr and turning it into a wasteland.

(Cait Sith), who has converted her character from GGO and uses a bow. The Quest: "The Holy Sword of the Ice Palace"

: Urðr tasks Kirito's party with retrieving the true Excalibur from the bottom of the ice dungeon, Thrymheim , to stop the invasion. Key Themes and Production Notes