In this alternate universe, Kyojuro Rengoku is transported into the Marvel Universe, and becomes the chaotic and unpredictable Deadpool. With his swordsmanship skills and regenerative abilities, Deadpool brings a new dynamic to the world of Demon Slayer. He uses his humor and fourth wall breaking to deal with demons and enemies, and his reckless nature often puts him in hilarious situations that would never be possible in the original timeline.