Arc 7Stones, Extremis, and Secrets
Xia Yu absorbed the Space and Power Stones, returned to Earth, and helped the Avengers defeat Killian’s Extremis operation. The arc ended with Tony learning that Bucky had killed his parents and turning against Xia Yu, while Captain revealed that Hydra had created five super soldiers in Siberia.
- Xia Yu vanished from the Milano and appeared on Sovereign Planet, where he disrupted Ayesha’s ritual before escaping and learning that the Space Stone had imprinted on his soul.
- Xia Yu traveled to Xandar, resisted Yondu’s Yaka Arrow, helped the Guardians fight Ronan, and absorbed the Power Stone after using it to kill Ronan.
- Xia Yu returned to Earth aboard his new ship, showed the Avengers the Power Stone and alien technology, and met the Ancient One, who urged him to develop his Space Source abilities.
- Xia Yu helped Tony develop advanced armor and investigate the attacks linked to A.I.M., while Tony and the Avengers uncovered Killian’s Extremis experiments and his plan to seize power with the vice president.
- Xia Yu and the Avengers rescued Rhodey, discovered that the Mandarin was actor Trevor Slattery, and pursued Killian’s forces to a port where they found Pepper, Captain, and an injured Bucky.
- Xia Yu helped defeat Killian and his Extremis Soldiers, while Tony destroyed his armors in a fireworks display and revealed his Nano Armor.
- Xia Yu told Tony that Bucky had killed his parents, and Tony attacked Xia Yu before leaving with Pepper.
- Xia Yu told Captain to wait before telling Tony that Hydra had made five frozen super soldiers in Siberia, giving Tony time to process the revelation and focus on Pepper’s treatment.