Kraven's complex relationship with his ruthless father, Nikolai Kravinoff, starts him down a path of vengeance with brutal consequences, motivating him to become not only the greatest hunter in the world, but also one of its most ... Kraven Kravinoff's complex relationship with his ruthless gangster father, Nikolai, starts him down a path of vengeance with brutal consequences, motivating him to become not only the greatest hunter in the world, but also one of its most feared.