Marvel addresses AI backlash as Fantastic Four reveal goes viral for wrong reasons

The first trailer for the MCU’sFantastic Fourhas finally been released, but the new film is going viral for all the wrong reasons amid AI backlash.

The Fantastic Fouris one of Marvel’s oldest and most famous groups. They debuted in the comics in 1961, and Invisible Woman, Mister Fantastic, Human Torch, and The Thing have been mainstays ever since.

Fantastic Four AI backlash

Despite receiving thelive-action treatment twicebefore, this upcoming adaptation, Fantastic Four: First Steps, marks the group’s proper introduction into the MCU in a new standalone adventure, with the cast already confirmed to return for Avengers: Doomsday.

While the trailer was widely praised andincluded some clever Easter eggs, eagle-eyed fans noticed some strange-looking details in the new posters that arrived on July 24, 2025 alongside the teaser.

An AI-generated still of Robert Downey Jr as Doctor Doom in a fake Fantastic Four post-credits scene

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Marvel fans quickly flooded social media, dissecting the poster and accusing Marvel of using AI in the artwork. They questioned the design’s inconsistencies, particularly one individual with only four fingers and two women in the background who appear to have the exact same faces.

The Fantastic Four posing on a 1994 poster.

Marvel responds amid accusations Fantastic Four post is “AI slop”

“It’s clearly AI,” wrote one X user (formerly Twitter), while another added on Reddit, “Bruh, why can’t they just hire an artist to make the posters? I hate this AI slop.”

Following the backlash, a Marvel spokesperson confirmed to bothThe WrapandThe Hollywood Reporterthat AI was not used to create these posters.

The cast of the Fantastic Four

However, despite their efforts to dispel the accusations that AI was used for the new Fantastic Four posters, fans are still convicted of their beliefs.

Additional X users commented, “That hand with four fingers says otherwise,” and “Yeah, I don’t know about that chief”, in response to Marvel denying the poster was generated using AI

Watch out for this fake AI Fantastic Four post-credits scene with Franklin Richards & Doctor Doom

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Ranking the Fantastic Four movies from worst to best, including First Steps

AI’s presence in promotional content for films and the product itself has been a significant topic lately. Netflix has been criticized for using AI multiple times, including forArcane season 2.

Most recently, the Oscar-nominated film The Brutalist was in trouble after rumors spread on the internet that the production team hadused AI to enhance dialogue.