Marty finally takes down the security robot only to find three more taking its place. He runs and eventually loses them and starts making his way up. Violet infiltrates the Iron Tower, closely followed by the CDF forces. Marty gets trapped in a elevator and is ambushed by some Iron Tower guards outside. He manages to escape and gets to the top floor. Meanwhile, Ally has completed the revival of the Gigantor and is in sole control of it. The CDF forces try to disrupt its control but are unsuccessful. Duke von Rhymer gets a surprise visit from Dr. Chen and realizes his motive, to have a powerful sidekick for the General. Marty runs into the conversation between Steeljaw Jack and Duke von Rhymer and is forced to fight him. Duke von Rhymer escapes while Marty fights Steeljaw Jack. With the aid of Violet, Marty is able to defeat him. He frees Ally, and they begin their descent down the Iron Tower.