The autistic bastard of Mewni(Svtfoe harem x male autistic bastard reader)

While Star Butterfly is at Maria Diaz house she met at school a boy named Y/n L/n who is a quite...special type of person. First of all he have autism but also when it's the night he chase monsters and demon. One day he help Star and Marco against another attack of Ludo who recognized him as the one Toffee fear the most. The bastard.