Black Canary and several other people are kidnapped by an android. When the league try and take down the android it proves too powerful for them. Meanwhile Black Canary discovers that her captor is none other than Professor Ivo, who created Amazo. He has become hideously disfigured due to a life sustaining serum he has been taking and needs to drain Canary and the other’s life-force to change himself back into human form again.
Eventually however the JLA track him down and prevent him from carrying out his plans.