I don't think he's all that obscure, but Balcony Smoker from Disco Elysium

Gently teases the dumb, lumbering, amnesiac cop who tries to question him, lewd undertones, mysterious, has an apartment full of lewd outfits, and implied aspiring artist, causes Harry to question his sexuality

I would go back to his conversations just to hear the vaguely foreign and breathy voice acting