Sebastian Michaelis is a fictional character from the anime and manga series Black Butler (Kuroshitsuji), created by Yana Toboso. He serves as a demon butler to Ciel Phantomhive, a young nobleman seeking revenge for his parents' murder. Known for his exceptional skills in cooking, combat, and serving, Sebastian embodies elegance and efficiency. Sebastian is characterized by his striking appearance, featuring black hair and red eyes. He possesses supernatural abilities, allowing him to perform extraordinary feats. His loyalty to Ciel is unwavering, as he is bound by a contract that requires him to protect and assist his young master in achieving his goals.