Disney and Universal just sued Midjourney for scraping their IP—ushering in a major showdown over how AI is trained.

The two Hollywood powerhouses filed a lawsuit against Midjourney, a popular AI image generator, for allegedly stealing “countless” copyrighted works.

Disney and Universal are the first major Hollywood studios to file copyright infringement lawsuits against AI companies, marking a pivotal moment in the ongoing fight by artists, newspapers and content makers to stop AI firms from using their work as training data.