Group 1 - Warner Bros. Discovery (WBD) has filed a lawsuit against AI startup Midjourney, accusing it of intellectual property infringement for allowing users to generate images and videos of characters like Wonder Woman and Superman without authorization [1] - The lawsuit includes evidence of AI-generated images, such as "Superman looking at a phone" and "Batman posing with Star Wars character R2-D2" [1] - Warner Bros. claims that Midjourney has no rights to use or sell derivative works of its character images and is seeking up to $150,000 in damages for each infringement [1] Group 2 - This lawsuit is similar to previous actions taken by Disney and Universal Pictures against Midjourney, highlighting a growing trend of legal challenges faced by AI companies in the creative industry [2] - Midjourney, like competitors ChatGPT and Stability AI, trains its AI models by scraping vast amounts of image data from the internet, which has raised concerns and led to multiple lawsuits from creative industry companies [2]