Cassandra Cain (Earth 9514)

Cassandra Cain is the daughter of Sandra Wu-San, or Lady Shiva, a brutal vigilante and assassin. Cassandra was eventualy adopted by Bruce Wayne and served as Batgirl, but after a battle with the League of Assassins, Cassandra fell into the Lazarus pit after a fatal stab by a shinobi, but was rejuvenated and is now immortal.