According to the source report, Marvel's 2026 film, intended to conclude the Multiverse Saga, will feature Chris Hemsworth's Thor and Robert Downey Jr. as the villain Doctor Doom. While Jeremy Renner's Hawkeye is not confirmed, speculation about his return has emerged given the universe-altering threat and his Avengers legacy. The report suggests his retirement and family focus could be tested, but leaves the door open for a comeback.

Robert Downey Jr.’s Doctor Doom: A Villain for the Multiverse Saga’s Grand Finale

The source confirms that Robert Downey Jr., who famously portrayed Iron Man, will return to the MCU in 2026 as the iconic antagonist Doctor Doom.. As the report notes, this casting is a major pivot for the Multiverse Saga’s climax, bringing back a central figure from the Infinity Saga in a new,threatening role. The presence of Chris Hemsworth’s Thor ensures continuity, but the scale of Doctor Doom’s threat — described as universe-altering in the source — sets the stage for a conflict that may require every available Avenger.

Jeremy Renner’s Hawkeye: The Missing Infinity Avenger

Jeremy Renner’s Hawkeye, notably absent from recent MCU projects, is not listed among the 2026 film’s cast in the source . Yet the report explicitly raises the possibility of his involvement, citing his history with the Avengers and the unprecedented stakes. The source suggests that Hawkeye’s retirement and focus on family life might initially keep him out, but the gravity of Doctor Doom’s threat could force a reconsideration. this mirrors past MCU storylines where retired heroes,like Hawkeye in Avengers: Endgame, were drawn back by existential danger.

Clint Barton’s Family Life: A High-Stakes Motivator for His Return

As the source report highlights, Clint Barton’s bond with his family has often been his primary motivator. in the 2026 film, the danger posed by Doctor Doom could directly threaten that family, providing a compelling reason for Hawkeye to rejoin the fight. the article notes that his history with Natasha Romanoff (Black Widow) might also play a role, though the source does not specify how. This dual motivation — protecting loved ones and honoring fallen friends — is a rich narrative vein, but the report wisely cautions that the film must avoid repeating themes already explored in previous installments.

The Unresolved Question : Will the Natasha Romanoff Bond Be Used Again?

The source mentions Hawkeye’s bond with Natasha Romanoff as a potential emotional lever, but stops short of confirming any flashback or plot device. As reported, the film needs to balance these motivations without becoming predictable. One open question is whether the MCU will directly reference Natasha’s sacrifice in Endgame or introduce a new character to fill that emotional void. Another is the exact nature of the universe-altering threat — the source describes it only as “similar to those that have previously required Hawkeye’s assistance,” leaving the specifics vague. Without official casting confirmation, the question of whether Jeremy Renner appears at all remains a central mystery for fans.