Arc 1The Desert Rescue
Xia Yu built his strength, treated Tony Stark, and partnered with him to launch a herbal medicine company. When Tony was captured in Afghanistan, Xia Yu rescued him but was left fighting The Mandarin in the desert.
- Xia Yu opened his medical studio, treated Nick Fury and Pepper Potts, and began patrolling New York, where he completed his crime-fighting task and strengthened himself with new martial arts.
- Xia Yu accepted a mission to kill gang members, carried out a series of attacks, and broke down in tears when Natasha found him and comforted him.
- Xia Yu and Natasha grew close, while Xia Yu later treated Tony Stark in Los Angeles and taught him about Chinese martial arts.
- Xia Yu completed Tony’s treatment, joined him in starting Herbal Medicine, and moved into a rooftop apartment at the company’s new building.
- Xia Yu reunited with Natasha, exchanged gifts with her, and agreed to travel with her to New York for the Lantern Festival.
- After learning that Tony had gone missing in Afghanistan, Xia Yu traveled there, found the Ten Rings camp, and planned an attack with members he had brought under his control.
- Xia Yu rescued Tony Stark and carried Yinsen’s body from the camp, then faced The Mandarin while Tony escaped with Blondie.
- Xia Yu delayed The Mandarin with a false bargain, attacked him with a Gatling gun, and fled across the desert, but The Mandarin struck Xia Yu with a shockwave and sent him flying.