Petelgeuse Romanee-Conti is a major antagonist in the anime series 'Re:Zero kara Hajimeru Isekai Seikatsu.' He is a Sin Archbishop of the Witch Cult, representing the Sin of Sloth. Petelgeuse is known for his erratic behavior, obsessive devotion to the Witch of Envy, and his menacing, crazed personality. His unpredictable actions and unique abilities make him a formidable and terrifying opponent for Subaru and his allies, significantly impacting the story’s darker turns and conflicts.