The scene starts very quickly, as we see a giant mecha-like robot causing mayhem in the streets of Chicago. The Guardians of the Globe and Invincible all are seen using their powers to try and take down the contraption, the fight waging on as civilians run away from the battle zone. There we see Rex, charging up an iron bar while preparing to attack the robot again. "Come on, how hard is it to kill a chunk of metal!?"