Genius billionaire inventor, founder of the Avengers, operates the Iron Man armor.
Fury coordinates Stark's participation in the initiative.
Fury reactivates the Avengers Initiative, while Coulson visits Tony so he can examine Selvig's research.
Coulson connects Stark to the Tesseract investigation.
Coulson visits Tony Stark so Stark can check Selvig's research.
Their cooperation develops through shared crises.
Stark and Rogers intervene when Thor frees Loki, then restart the damaged Helicarrier engine together.
They contribute different capabilities to the final defense.
Stark and the other Avengers work together to protect New York from the Chitauri.
Thor joins Stark against Loki and the invasion.
Thor, Stark, and Rogers intervene after Thor frees Loki, and Thor later fights beside Stark in New York.
Their crisis decisions conflict over how to stop the invasion.
The Council launches a nuclear missile at Midtown Manhattan, while Stark intercepts it and redirects it through the wormhole.
Stark directly opposes Loki's invasion plan.
Loki opens the portal above Stark Tower, and Stark intercepts the nuclear missile to destroy Loki's invading fleet.
Explore the full interactive character relationship map of The Avengers
Related entry on Wikidata (Q23894967), public domain (CC0).