Fan Casting Superman: Last Sons of Krypton (1996)

Set right after the events of Justice League, Superman learns that an unidentified spacecraft has arrived on Earth. It turns out that the pilots are other survivors of the destruction of Kal-El's homeland Krypton, led by Kal-El's father Jor-El's former friend, General Zod, who wishes to wipe out the human race in order to make Earth into their new home. Torn between the protection of mankind and the survival of his race, Superman must put an end to Zod's plans once and for all.