Jun-ho "Specter" Seo

About

Age: 25 (Start), 26 (Currently, biologically), 50 (Unsealed, chronologically), 51 (Current, chronologically)
Gender: Male
Aliases: Specter, Master of All Weapons, Walking Arsenal, Undefeated Player, Indifferent King, Super Rookie

25 years before the story's beginning, he was known as Specter, one of the most powerful players in the world who sacrificed his life to defeat the 1st floor boss, the Frost Queen. However, he is now starting fresh as Seo Jun-ho with the majority of his former strength lost and with determination to save his comrades from their 25-year-long frozen slumber.

Titles: Bringer of Spring, Helper of Ascension, Limit Breaker

Skills: Frost (EX), Watchguard of Darkness (S), Hero's Mind (S), Weapon Mastery (S), Hunter's Night (A),
Keen Intuition (A), Confession of the Dead (C), Cold Tolerance (C)

(Source: Return of the Frozen Player Wiki)