Why would attacker need to create anything from scratch? If you want to build a dataset of images with people with specific skin and hair color, body types, etc

Why would attacker need to create anything from scratch? If you want to build a dataset of images with people with specific skin and hair color, body types, etc in very specific poses it's can be quite hard and expensive to do so. Because even photo stocks have limited number of such photos. Unless... Unless you're looking to build a porn dataset and you're don't care about copyright. Porn is industry where exabytes of material are produced and published on internet almost every week. Who will agency come to? To some OnlyFans creators?