Typical Isekai story? Pretty much. Friday Night Funkin world with a harem? Yep. Superpowers? No need to ask. (Crappy summary I know, but eh, that's basically this story)

My Daily Life With A Monster Harem Jackson Walker always thought he was average. He goes to school, has a nice family, and a couple good friends. He didn't even sit in the protagonist window seat. Until the day he woke up to the [Harem System]. Now he's suddenly thrust into a new world. The world of the Supernatural. And it didn't help that his system only worked for Monster Girls! How was he supposed to survive with multiple monster girls after him?! His life wasn't so normal anymore. Volume 1 - Hell High [Chapters 1 - 81] #1 original - 7/17/2021 #1 games - 1/2/2023

A oc x harem story

An entire realm hidden behind the modern era. Those born in the supernatural work within the confines of civilized society, and beyond. Lurking behind what appears to be a normal high school student could push him to greatness, or pull him down towards damnation. The two opposing paths intertwine more than one may believe. (Working Title, subject to change.)

You have been accepted into Hope's Peak Academy as the Ultimate Psychologist, but when you meet a certain despair obsessed girl and become trapped in a game where the only way to win is to kill one of your peers and get away with it, will you do to whatever it takes to survive?