Helluva Boss vs. Murder Drones

Helluva Boss vs. Murder Drones is a 2023 live-action/adult animated action-adventure comedy horror crossover web film co-produced by SpindleHorse Toons, Glitch Productions, Entertainment One, 87North Productions and MORØ Productions and released exclusively to YouTube Premium. It is a crossover between the adult animated web series Helluva Boss created by Vivienne "Vivziepop" Medrano and the computer-animated web series Murder Drones created by Liam Vickers and serves as the season two finale to both series. Directed and co-written by Medrano and Vickers, the film centers around a multiversal disturbance that provokes a battle between the respective protagonists of the two series, however upon realising the much larger stakes, they team up to prevent the threat at hand. Brandon Rogers, Richard Steven Horvitz, Vivian Nixon, Erica Lindbeck, and Bryce Pinkham reprise their respective voice roles from Helluva Boss, while Elsie Lovelock, Michael Kovach and Nora Klop reprise their voice roles from Murder Drones respectively; additionally, Victoria Mable, Chiwetel Ejiofor, John Cena, Markiplier, Keanu Reeves, and Ariana Greenblatt star in live-action roles.

The film was released onto both YouTube and YouTube Premium on November 3, 2023, with it being free to watch on Vivziepop, Glitch and MORØ's respective YouTube channels on the former, to which it instantly garnered widespread acclaim from critics, general audiences and both Helluva Boss and Murder Drones fans for its characterizations, action sequences, themes, faithfulness to the two series, Medrano and Vickers' direction, and particularly for its intertwining of 2D animation, computer animation and live-action. It is the most expensive web film ever made, with an estimated production budget of $109 million.