After various adventures with Ultraforce, the Black Knight and other heroes of Ultraverse fought against an Alien robot, Maxis. Immediately after defeating the robot, the armada of the Tulkan aliens attacked New York with his powerful elite. Whitman led the victory against the aliens. After the flight of the Tulkans, the robot Maxis becomes more benevolent, and created an interdimensional portal. Whitman returned to Earth-616 with other exiles through this portal.