In "Action Comics" #869 it is revealed the Zor-El saved Argo City from Krypton's destruction by engineering a protective dome with his wife Alura. However, Brainiac, who was the culprit for Krypton's explosion, returned to finish the job. He merged Argo with the Bottle City of Kandor and killed those he considered to be duplicate information. Superman finds the city in Brainiac's ship. Zor-El and Alura are able to make contact with Kal-El to enquire about their daughter. He was later murdered by Reactron.