"Collects key early appearances of Cassandra Cain, the fan-favorite Batgirl who first appeared in 1999. The daughter of assassins, Cassandra Cain used her unique skills and martial arts prowess to become a hero-- and a vastly different Batgirl than fans had seen before. In these tales, . . . Cass faces Lady Shiva in a battle to the death, steps up her training with Batman, and teams with fellow teen heroes Superboy and Supergirl"--Provided by publisher.