Bolverk is the demon warrior who once fought and lost against the legendary demon knight Sparda. and a minor villain in Devil May Cry 2. He holds a definite vendetta against Sparda and even his family including his own son, the devil hunter Dante himself. He is served by Freki and Geri, wolf-like servant-demons that may be reincarnated figures of warriors whom Bolverk fought alongside.
Bolverk is a skeletal demon warrior with a scarred eye that is said to possess both knowledge and hatred and his body is covered by a dark aura. And he wields a spear-like sword that he uses in battles.
Bolverk was a most fierce warrior that the Demon World has ever produced. His skills in swordsmanship were once unmatched.
But one day during the time of two demon masters Mundus and Argosax that were unleashing their own legions of devils onto the Earth, Bolverk challenged the Legendary Dark Knight, Sparda who betrayed the Demon World and fought with the humans. The two great demon warriors fought, and Bolverk lost.
He sworn a vendetta against Sparda and his descendants. Bolverk will not rest until his honor is restored and the last of Sparda's bloodline has been erased.
Bolverk's RevengeAfter Dante first defeats Freki and Geri before entering the streets of Uroboros City, they return to Bolverk, waiting atop a skyscraper.
Bolverk later reappears in the underground temple ruin, where he challenges Dante to a duel. Dante chases him off and continues through the ruin, eventually meeting with Lucia.
Bolverk later reappears as Dante climbs Arius's tower, and this time Dante destroys him. It is not made clear if Bolverk serves Arius or not.