Sword Art Online

Season 2, Episode 17

Episode Title: Excalibur

Air Date: 2014-11-01

Overview:

Kirito and the others are taking on Thrymr, the Boss lurking at the bottom level of the dungeon. But unable to make much of a dent in Thrymr's HP, they soon find themselves in grave danger. Just then, their new ally, Freyja, raises her voice…