One of the most defining characteristics of Oldboy is its "aestheticization of violence." Park does not shy away from brutality, but he frames it with a painterly precision that borders on the surreal. The most iconic sequence—the hallway hammer fight—is shot in a single, side-scrolling take. This technique eschews the rapid editing typical of Hollywood action films in favor of a tableau that emphasizes the physical exhaustion and clumsy reality of combat. The corridor serves as a metaphorical tunnel with no escape, highlighting Dae-su’s entrapment not only by his captors but by his own violent impulses. The violence in Oldboy is not gratuitous for the sake of shock; rather, it is integral to the film’s exploration of the corporal cost of revenge.