Blue Star (O-03-93) is an ALEPH Class Abnormality that is capable of instadeath and escape.

Originally, Blue Star appears as an amalgamation of gray legs protruding from a glowing heart. The heart has a bright blue border surrounding a pitch-black center. Its form is most likely made from the legs of the human subjects who were dragged into the heart. But because of a unknown ordear, she transformed appearance abd became an Idol with a warm, relaxing voice.