She got off on AND made jokes about people specifically being underage while she was into them as an adult. She didn't just support, but actively bought artwork from a guy that drew CP of real people. This is not just a regretful comment or guilt by association; this is a well documented pattern of behavior.

This is a video from a queer streamer who met Ava explaining why she isn't worth defending. This is also 3 months old, with new info only further condemning her and the entire Mr. Beast enterprise. They knew the type of person Ava was, but they supported her because she was in good company.