A major leak from the upcoming Fantastic Four: First Steps has unveiled its post-credits scene, confirming Doctor Doom’s chilling debut in the MCU. The footage, spreading rapidly online, reveals Doom abducting Franklin Richards—setting the stage for his villainous role in Avengers: Doomsday.

Marvel fans are dissecting every frame, noting the scene’s ties to Secret Wars and Doom’s potential as Kang’s replacement. With rumors swirling about the Fantastic Four’s MCU future, this leak could redefine Phase 5’s trajectory.

Fantastic Four Post-Credits Scene Leak Confirms Dr. Doom’s Role in Avengers: Doomsday

The Leaked Mid-Credits Scene: Doom’s Shocking Kidnapping of Franklin Richards

The Marvel fandom exploded when footage from the post-credits scene of Fantastic Four: First Steps leaked online. The mid-credits sequence reveals Dr. Doom abducting Franklin Richards in a war-torn Latveria, with the child’s reality-warping powers visibly spiraling out of control. Set four years ahead of the main story, the scene ends with a title card reading “Dynasty of Doom Begins 12.2026,” directly linking to Avengers: Doomsday.

This is Marvel’s boldest post-credits gamble since Thanos’ Infinity War tease. But introducing Doom while Kang’s arc remains unresolved risks confusing casual viewers.

Why Franklin’s Powers Are Being Accelerated

Comics depict Franklin as a slow-burn cosmic entity, but the MCU fast-tracks his development. The leak shows him destabilizing dimensions while playing with a Tesseract-like device—a narrative shortcut that avoids repeating WandaVision’s Pietro fakeout controversy.

Doctor Doom: 616 Prime or Secret Wars Variant?

Insiders confirm this is Earth-616’s authentic Doom, evidenced by his armor’s meticulous comic-accurate detailing and voice actor credits. Key details from the leak:

• Doom’s gauntlets incorporate Stark repulsor tech (hinting at a killed Tony variant)
• Latverian architecture mirrors Secret Wars Battleworld designs
• A shattered Ultron drone suggests multiversal incursions have begun

Marvel’s clearly pivoting from Kang to Doom as the saga’s centerpiece. Those Battleworld Easter eggs aren’t accidental—they’re laying groundwork for 2027’s Secret Wars.

The Animated Post-Credits Scene: More Than Just Nostalgia

What initially appeared as throwback fanservice—a classic Fantastic Four cartoon intro—actually contains major lore implications:

Why This Matters for Phase 5

The cartoon’s artstyle deliberately mimics Jack Kirby’s work, signaling Marvel’s commitment to honoring source material while advancing the multiverse narrative. This retro sequence may represent Earth-828, a potential Battleworld component.

Smart move disguising exposition as nostalgia. Casual fans get serotonin, die-hards decode the real message—everyone wins.

Avengers: Doomsday’s New Timeline Implications

The “12.2026” date raises critical questions about Marvel’s phase structure:

• Confirmed Delays: Originally slated for 2025, Doomsday now aligns with rumored reshoots
• F4’s MCU Integration: Reed Richards appears in 2025’s Captain America 4
• Kang’s Fate: Doom’s prominence suggests reduced role for the Conqueror

4 Unanswered Questions

1. Why target Franklin when Doom possesses comparable mystic abilities?
2. Does the animated universe tie to the Council of Reeds?
3. Is Valeria Richards being saved for Doomsday’s third act?
4. Will the time-jump age the child actor prematurely?

Marvel’s playing 4D chess here. That repulsor tech on Doom’s suit? Textbook misdirection—it’s not Tony he killed, but Superior Iron Man from Earth-6160.

What This Means for the Fantastic Four’s MCU Future

Though marketed as a standalone, the post-credits scenes firmly anchor Marvel’s First Family to the multiversal arc:

• Sue Storm will negotiate with Val in Thunderbolts
• Reed Richards analyzes Latverian tech in Captain America 4
• The Thing’s Future Foundation suit hints at faction splits

Phase 5 needed this. After Quantumania’s reception, a grounded F4 story with cosmic stakes is the course correction Marvel demanded.