Arc 9Vibranium and Ultron
Xia Yu secured Wakandan Vibranium, strengthened the Avengers, and prepared Earth for threats from space while his clashes and alliances brought new people into the team. After the Avengers defeated Strucker’s forces and recovered the Mind Scepter, Old Master Li warned Xia Yu that preventing Ultron or changing too much could bring a violent backlash.
- Xia Yu exposed Wakanda’s secrets, negotiated Vibranium and technological cooperation with T’Chaka, and invited T’Challa to join the Avengers as Black Panther.
- Xia Yu and Tony equipped the Avengers with storage bracelets, repaired Tony’s chest with the Regeneration Cradle, and brought Peter Parker into the team as a reserve member.
- Xia Yu consulted the Ancient One about the Infinity Stones and portals, then explained his plans to defend Earth from Thanos and enlisted Tony’s help.
- The Avengers attacked Strucker’s castle, where Quicksilver and Scarlet Witch escaped after Tony recovered the Mind Scepter and Scarlet Witch showed him a vision of a disastrous future.
- Xia Yu gathered the Avengers and their guests for a celebration, brought Rhodey aboard the Xia Star, and discussed building a floating continent and expanding the Avengers.
- Old Master Li warned Xia Yu that Ultron and Vision needed to come into being, that changing too much could provoke backlash, and that Xia Yu had overlooked flaws in his Reality Stone armor.