The film's production design is also noteworthy, with a focus on creating a sense of atmosphere and mood. The use of dark colors, heavy shadows, and flickering candles creates a sense of foreboding and unease, while the elaborate sets and costumes add to the film's sense of wonder and imagination.
Del Toro has often called this film his "love letter to Creature Features ." The result is a texture that modern VFX-heavy blockbusters have never replicated. Hellboy II- The Golden Army
