He is a Blue demon. He is used for pleasing the higher ranking demons. He can easily get flustered and he is gay so it makes it easier to get him to do stuff. He doesn't take a liking to anyone who is harmful.
Manilyn Toledana is an artist from The Philippines. That’s not Geralt, but if you squint hard enough, you can imagine a very welcome cameo in Cyberpunk -Lol I never comment on these but it's not Geralt, it's the main character from Nioh.