Helluva Boss is an adult animated series created by Vivienne Medrano, set in the same Hell universe as Hazbin Hotel. It follows I.M.P. (Immediate Murder Professionals) — a company of demons who fulfill assassination contracts in the living world. Pervasive explicit content throughout: graphic sexual content, extremely strong profanity, graphic violence, and explicit LGBT relationships as central storylines. Available on YouTube and streaming platforms. 8/100 Avoid.
Helluva Boss is an adult animated web series created by Vivienne Medrano (VivziePop), released on YouTube beginning in 2020 and now also available on streaming platforms. It is set in the same animated Hell universe as Hazbin Hotel and follows I.M.P. (Immediate Murder Professionals) — a company of demons who are hired by the living to assassinate people in the mortal world. The main characters include Blitzo, Moxxie, Millie, and Loona, all of whom are demons operating out of a Hell-based assassination business.
The show has accumulated over 100 million views on YouTube and has a passionate fanbase driven by its character dynamics, musical moments, and stylized animation. Like Hazbin Hotel, it is created by Vivienne Medrano and shares the same visual universe.
Premise: The central characters are demons whose profession is murder-for-hire. Unlike Hazbin Hotel, which has a surface-level redemption premise, Helluva Boss does not attempt a redemptive framing — it is a comedy about demon assassins who kill people for money. The protagonists' profession is what the show is built around, and while they have character depth and relationships, the moral framework is absent by design.
Sexual content: Graphic and pervasive. Helluva Boss contains explicit sexual references, sexual humor, and sexual situations throughout every season. This is a defining feature of the show's content identity, not incidental adult content.
Language: Among the strongest profanity levels of any animated series. The show uses extremely strong language consistently throughout every episode.
Violence: Graphic violence is central to the show's premise — characters are professional assassins. Deaths are depicted with visual impact and sometimes played for comedy. This is not the mild cartoon violence of children's programming.
LGBT content: Multiple explicit same-sex relationships are central storylines. The relationship between Blitzo and the demon Stolas is a prominent ongoing arc involving explicit content.
Spiritual worldview: Hell is treated as a bureaucratic workplace comedy setting. Demons are sympathetic, funny, and relatable. The spiritual reality of Hell — eternal separation from God, real judgment, the nature of evil — is entirely absent. Characters engage in pride, lust, and wrath as personality quirks rather than spiritual conditions.
See our companion guide Should Christians Watch Hazbin Hotel? from the same creator. See our Christian TV Reviews hub. Plugged In reviews similar content. The Gospel Coalition has addressed demonic aesthetics in pop culture.