Alucard is the main protagonist and the most powerful vampire in the Hellsing series. He serves the Hellsing Organization, which is dedicated to protecting England from supernatural threats. Known for his immense power, regenerative ability, and mastery of firearms, Alucard is a fearsome combatant. Despite his allegiance to humans, he harbors a deep contempt for them, considering himself superior. His complex relationship with his master, Sir Integra Hellsing, adds depth to his character, as does his rivalry with other powerful supernatural beings throughout the series.