Not to mention after Elg merged with the Thousand-Star Beast, solidifying Spirit Energy and the body, becoming an extremely tenacious all-rounder. His Spirit Energy attacks constantly try to pierce one's psychological defenses, while the Necrocaller, though slightly inferior in strength, excels in Spirit Energy confinement as a control skill and has extensive combat experience, never engaging him in direct combat.
As for 'Golan'... this is a true opponent capable of giving Ian a premonition of death.
Flawless combat skills, an elusive combat rhythm, a sure-kill strike capable of breaking through The Unyielding Fortress's defense, and mastery over power at the pinnacle of finesse make him the strongest opponent Ian has ever faced.
The reason for exposing 'Pioneer of Iron' power was also to deal with this unexpected formidable enemy.
"If a Fifth Energy Level descendant fights me, hiding my hand would be to court death!"