Dark Varga functions as an antagonistic force within the narrative. This entity ranks among the twelve original demons, sharing a nature akin to the protagonist's companion demon but possessing significantly greater power. Dark Varga manifests as a giant, dinosaur-like demon.

During the climactic confrontation, Dark Varga clashes with the protagonist and her companion demon inside the antagonistic empire's capital city. Their fierce combat ravages the urban landscape. This encounter marks a significant escalation in the narrative as the protagonist faces this more formidable demonic entity. The battle's outcome contributes to the primary storyline's unresolved conclusion, with the characters' fates left uncertain following this confrontation.