Hazbin Hotel season 2 wrapped up with the episode Curtain Call on Wednesday, November 19, with a critical moment for one of the show's fan-favorite characters. The season finale delivers a climactic battle in Hell, ambitions and schemes reaching their climax before an eventual downfall, and alliances are shattered.While Charlie Morningstar's efforts to prevent a full-scale war once again are among the highlights, another notable plot is Alastor's return. The Radio Demon, despite being "the most powerful Sinner in Hell," is limited by deals and tricks throughout the season. However, he reaches a turning point in the Hazbin Hotel season 2 finale by breaking his bond with Rosie, among others.Alastor made a deal with Rosie to make him "the most powerful Sinner in Hell" in exchange for his soul until he completes an unnamed favor. But as powerful as the title sounds, Rosie remains the dominant one in their dynamics. He may be the most powerful overlord in hell, but he's been relegated to being Rosie's follower or pet. But all of that changes in the Hazbin Hotel season 2 finale.What is Alastor's deal with Rosie, and how did he get out of it in Hazbin Hotel season 2? View this post on Instagram Instagram PostAlastor's deal with Rosie was revealed in a flashback in Hazbin Hotel season 2 episode 4, It's a Deal, where he made contact with Rosie, the leader of Hell's cannibal community, even before he arrived in the afterlife. Knowing that he will go to Hell once he dies, he brokered a deal with Rosie to make him the most powerful Sinner once he gets there.Dying from a gunshot wound binds him to Rosie, and he becomes the feared Radio Demon in Hell. But while one would consider him powerful, Alastor remains under Rosie's control until he makes a selfless trade with Vox in the present timeline of Hazbin Hotel season 2 episode 4. In exchange for his freedom and to agree to align himself with Vox and the Vees' agenda, Vox must not harm Charlie.But while he traded his position as host to become a prisoner, everything changes in the Hazbin Hotel season 2 finale. Alastor breaks both his deal with Rosie and Vox via clever wordplay. By using Charlie to declare that Vox is the strongest Sinner in Hell, Alastor is able to break his deal with Rosie, since the latter failed to keep her end of the deal.And in an ultimate moment of victory for Alastor, Vox forgets that he made his deal not to lay a hand on Charlie. So when Vox puts his hand on Charlie's shoulder, he ultimately frees Alastor from his command as well.Alastor's connection with Rosie and what it means beyond Hazbin Hotel season 2A still from the series (Image via YouTube/Prime Video)There's no way of telling how long fans will have to wait for Hazbin Hotel season 3, but series creator Vivienne Medrano already has some teasers about Alastor and Rosie's backstories. She told Polygon, in an interview published on November 5, that Alastor and Rosie's deal is only "the first stepping stone in a much bigger story that involves so much moving into season 3."Medrano also teased that the third season will answer some of the lingering questions about Rosie's character and her power in Hell. She said:"Obviously, that is a perfect question: 'How is she that powerful?' The answer could be many things, but the answer is in season 3. I'm very excited for people to see it."She promised that the third season will address some fan questions, including why Rosie ordered Alastor to disappear for seven years. She also said that the 'seven years' storyline and the deals with the humans are "feeding into a bigger narrative."Catch all episodes of Hazbin Hotel season 2 on Prime Video.