OK, hear me out. These girls have tapped into Chaos Magick, though the vtuber medium they have basically turned the drawing they use as their avatar into a Sigil, and they've got thousands of us all over the world charging those sigils by masturbating to them, forcing memes and lore into reality.
Grant Morrison's got a good primer on this shit:
>https://doctormcg.files.wordpress.com/2018/01/morrison-pop-magik-ocr.pdfI'm not sure which of them are doing this intentionally or if they've just stumbled onto it accidentally but the sheer number of people charging the sigils makes up for the lack of firm intention.