Batman Beyond: Tech Wars and Disappearing Inque(1999)

An enamored warder of the imprisoned Inque frees her and helps her in her quests for healing and revenge.

Batman Beyond: Disappearing Inque - The Gotham nights give birth to a brand-new super villain. She is deadly, shape-shifting industrial saboteur named Inque. Black Out - When Terry faces Inque for the first time, he finds that he still has a lot to learn about becoming Batman. Disappearing Inque - With the help of an infatuated lab worker, Inque escapes her frozen imprisonment and devises a plan to destroy Batman and Bruce Wayne. Shriek - When Bruce Wayne challenges Derek Powers's control of Wayne/Powers Industries, Powers orders an employee who has discovered sound can be a weapon, to become Shriek and eliminate Wayne.