Bellatrix Lestrange (née Black) is one of the most prominent and loyal followers of the Dark Lord Voldemort. She is the first female Death Eater to be introduced in the Harry Potter series, appearing in the fifth book, Harry Potter and the Order of the Phoenix. Bellatrix is the aunt of Draco Malfoy and Nymphadora Tonks, and is a member of the Black family, one of the most powerful pure-blood families in the wizarding world.
Bellatrix is known for her unwavering loyalty to Voldemort, and her fierce dedication to his cause. She is one of the most powerful and feared Death Eaters, and is willing to do anything to serve her master. Bellatrix is willing to commit any atrocity, no matter how heinous, in order to prove her loyalty to Voldemort. She is also willing to sacrifice her own life in order to protect him.
Bellatrix is a formidable opponent in battle, and her skill with the dark arts is unmatched. She is also highly intelligent and cunning, and is adept at manipulating people and situations to her advantage. Bellatrix is also a skilled Occlumens, meaning she is able to block out attempts to read her mind.
Bellatrix is one of the most loyal and devoted followers of Voldemort, and her loyalty is unwavering. She is willing to do anything to serve her master, and will stop at nothing to ensure his victory. Bellatrix is a powerful and dangerous adversary, and is a force to be reckoned with.