Alucard is a fictional character from the Hellsing manga and anime series created by Kouta Hirano. He is a powerful vampire and serves as the primary weapon of the Hellsing Organization, which is dedicated to combating supernatural threats, particularly vampires. Alucard is known for his immense strength, speed, and regenerative abilities, making him a formidable opponent. Alucard's character is often depicted as enigmatic and complex, with a dark and tragic past. He possesses the ability to transform into various forms, including a monstrous dog and a swarm of bats. His loyalty to Sir Integra Hellsing, the leader of the organization, drives much of the narrative in the series.