IRONMAN 4 – THE TRAILER | Robert Downey Jr. Returns as Tony Stark | Marvel Studios

The video features Robert Downey Jr., Katherine Langford, and others. The trailer hints at the return of Tony Stark, with references to his legacy and the impact he left behind. The video suggests that while Tony Stark's story seemed to have concluded with his sacrifice in "Endgame," there might still be possibilities for his return, perhaps through the MCU's exploration of the Multiverse or in the form of an A.I. program or flashback. The video also touches on the government's interest in Stark technology and the potential threats that arise from it. The trailer concludes with a sense of anticipation for the upcoming challenges and the need for collaboration to face them.