Arc 84The Iron Men and Devil Gundam
Xiao Ran entered Quantum Assimilation to defeat the Iron Men, repel Earth's enemies, and destroy the Devil Gundam while rescuing Aiba Miyuki. He returned to the Moon Base and deactivated the dangerous state, leaving Lacus and Shanamia to manage the base while he lost consciousness.
- Xiao Ran took Dawn Tactical Armor into orbit, destroyed Alien Beasts, and lured out the Iron Men, killing Lance and Daga before capturing Ibilu and defeating Omega.
- Xiao Ran crushed Earth Force fleets and bases, stopped the Glatters Army, and returned to Moon Base, where he explained to Lacus and Shanamia that he could not leave Quantum Assimilation without becoming weak.
- Xiao Ran brought Aiba Shinyo out of the hospital and recruited Master Asia to help, while the Aiba brothers began searching for their missing sister Miyuki.
- Master Asia defeated Wong Yun Fat in HK as Xiao Ran destroyed the Death Legion, then joined the effort against the Devil Gundam in the Sahara.
- Xiao Ran found Miyuki inside the Devil Gundam, rescued her from its cockpit, and destroyed the machine, recovering its wreckage and DG Cells.
- Xiao Ran brought Miyuki to the Apocalypse for treatment, and Shinyo pledged himself to Xiao Ran in exchange for help protecting Miyuki and Takano.
- Miyuki warned Xiao Ran that Radam Flowers could turn humans into Iron Man base bodies, and Xiao Ran ordered their destruction before returning to Moon Base.
- Xiao Ran told Lacus and Shanamia to keep his condition secret, then deactivated Quantum Assimilation and collapsed in pain.