Captain Zao (lvl 30)
HP: 1,009,488
Summons: Earth Ghosts, Taoists, Mages and Hyongcheons (Giant, Elite, Champ etc.).
Demon Fleck (lvl 50)
HP: 3,105,794
Summons: Bunwangs, Spiders, Ujigis, Mujigis (Giant, Elite, Champ etc.).
They can drop Unrepairable SoX items (someone got a lvl 24+2 SoM 2H-Sword from Zao).
Spawn points:
Ich such grad Pic dazu auf der Korea Seite.