Thrym
スリュム
Thyrm is the boss located on the 4th (last) floor of the inverted ice pyramid dungeon known as Thrymheim in ALfheim Online as well as the boss required to be killed for The Holy Sword of the Ice Palace quest. Unlike the bosses of New Aincrad, Thrym's 3 large HP bars are visible to players.
(Source: Sword Art Online Wikia)
(Source: Sword Art Online Wikia)
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Sword Art Online II
Supporting (Role) TV