Horror-comedy blends two seemingly opposed genres to create a unique effect, using fear to generate laughter and humor to heighten or relieve tension. This combination can take several forms, including parody, which satirizes horror tropes, and absurdist humor, which finds comedy in the juxtaposition of the mundane and the terrifying. John Dies at the End fits firmly within this tradition. The novel’s humor derives from the protagonists’ absurdly casual and profane reactions to existential threats. For instance, when confronted with monsters, David and John often engage in banal, slacker-style arguments, a response completely incongruous with the horrific situation. Unlike pure parody, the horror in the story is often presented as genuinely dangerous and grotesque, which makes the characters’ deadpan, world-weary responses all the more humorous. This style is similar to the works of absurdist author Christopher Moore, whose novels like Practical Demonkeeping also feature average people contending with supernatural chaos in a comedic way.

These absurdist elements also fit within the tradition of the Bizarro fiction subgenre, which combines elements of satire, absurdism, and the grotesque with genre staples from horror and science fiction. Coined in 2005 by a group of independent publishers, the term describes literature that is intentionally weird and entertaining, often compared to the cult film section of a video store. John Dies at the End embodies the Bizarro sensibility with its surreal plot points, such as a monster made of frozen meat from a butcher shop and a paranormal drug called “soy sauce” that opens doors to other dimensions. 

The novel is also a parody of cosmic horror, a subgenre defined by author H.P. Lovecraft. Lovecraft’s work, like The Call of Cthulhu and At the Mountains of Madness, emphasizes humanity’s insignificance in the face of ancient, incomprehensible entities and the madness that results from forbidden knowledge. Pargin borrows these themes, introducing the god-like being Korrok, a “Slavemaster from the eighth plane” (145). However, he subverts Lovecraftian dread by filtering it through the perspective of apathetic, profanity-spewing slackers. Instead of succumbing to “madness,” David and John confront cosmic evil with sarcasm and an almost heroic level of incompetence, parodying the genre’s traditional solemnity.