Belt Satan is a prominent antagonist in the anime series 'Paul no Miraculous Daisakusen.' As the primary villain, he is a cunning and strategic character who poses a significant threat to the protagonist, Paul. Belt Satan is known for his intelligence and manipulative nature, often orchestrating elaborate schemes to achieve his goals. His presence in the series adds tension and excitement, as he constantly challenges Paul and his friends. Despite his villainous role, Belt Satan is a complex character with his own motivations and backstory, making him an integral part of the show's narrative.