“You sue me for stealing your stuff to train AI — but do you dare tell audiences how much AI you use when making your own movies?”

That's roughly the subtext of Midjourney's latest legal maneuver. On July 5, AI image generation company Midjourney — currently being jointly sued by three Hollywood giants: Disney, Universal Pictures, and Warner Bros. — filed a legal motion asking the court to compel all three studios to disclose full details of their own AI usage. In year two of the AI copyright war, the most dramatic reversal has finally arrived.

The Copyright Rashomon

The origins of this lawsuit are familiar. Last year, Disney and Universal took the lead in suing Midjourney, alleging its AI models scraped massive amounts of copyrighted images — including studio-owned classic characters like Bart Simpson and Darth Vader — without authorization, and that users could generate images of these characters directly via prompts, constituting mass infringement. Warner Bros. joined the suit months later.

Midjourney's defense has consistently been “fair use” — scraping public images from the internet to train AI models constitutes transformative use, analogous to human artists studying the works of predecessors, and doesn't constitute infringement. But this defense hasn't fared well in previous AI copyright cases; judges have tended to find that mass scraping of copyrighted content to train commercial models exceeds fair use boundaries.

But this time Midjourney changed tactics. Instead of repeatedly arguing “we didn't infringe,” it directly petitioned the judge: make the three studios hand over their own AI usage records too. Specifically: all prompts used on the Midjourney platform and corresponding generated images; internally developed image generation AI tools at the studios; all documentation of AI used for storyboarding and creative ideation. Midjourney's logic is simple: if you're also secretly using AI to generate content, and also using unauthorized copyrighted material to train internal tools, then on what grounds are you suing me?

The Studios' Weak Spot

Why does this move hit the studios where it hurts? Because Hollywood's major studios do use AI at scale — but they dare not let audiences know.

A judge had previously ruled that studios must provide information on AI usage in their “consumer-facing” videos and images. But Midjourney argues this restriction is too narrow — studios can cherry-pick favorable materials to submit while hiding internal documents that would demonstrate actual industry practice. Midjourney wants it all: was AI used for pre-production storyboards? For concept design? For poster retouching? For trailer editing?

This is precisely the part Hollywood least wants to publicize. The 2023 Hollywood actors' and writers' strike had limiting AI in film/TV production — protecting human practitioners' jobs — as one of its core demands. After WGA and SAG-AFTRA finally negotiated AI transparency agreements with the studios, the studios' actual enforcement has consistently been “don't ask, don't tell.” How would audiences react if they knew that half the concept art and storyboards in a $200 million blockbuster were AI-generated, or that some background characters were AI-created?

Even more interesting is an argument Midjourney raises: if downloading unauthorized copyrighted material to train AI is also a widespread internal practice at the studios, that suggests it's an industry-accepted reasonable practice — you can't single out Midjourney. This logic may not win the case, but it's enough to make opponents uncomfortable — aren't you standing on the moral high ground? Let's air your dirty laundry first.

The final outcome of this lawsuit may take years, but Midjourney's “countersuit + discovery” gambit has already changed the rules of the game. AI copyright is no longer a one-directional narrative of “big companies suing small startups”; it's become a mutual mudfight of “everyone's actually using it, why are you only calling me out?” For the AI content industry overall, this may not be a bad thing — when plaintiffs and defendants both have dirt on each other, the most likely outcome isn't a winner-takes-all verdict but sitting down to negotiate a licensing mechanism acceptable to all parties. After all, if AI tools were truly banned entirely, Hollywood's own production costs would skyrocket.