“The Fantastic Four: First Steps” tells the story of Marvel’s first family and stars Pedro Pascal as Reed Richards/Mr. Fantastic; Vanessa Kirby as Sue Storm/Invisible Woman; Ebon Moss-Bachrach as Ben Grimm/The Thing; and Joseph Quinn as Johnny Storm/The Human Torch.

Another day, another case of suspect AI art from a major brand. This time it's the turn of Marvel Entertainment, whose Fantastic Four: First Steps posters are being picked apart by fans, some of whom think they've spotted tell-tale signs of AI image generation.