Does anyone know psychological thrillers out horror manga with a main character like Yuuch...

I mean Yuichi misspelled that

https://www.mangago.me/read-manga/mystery_to_iunakare/
https://www.mangago.me/read-manga/real_account_ii/
https://www.mangago.me/read-manga/kamisama_no_iutoori_ii/
https://www.mangago.me/read-manga/imawa_no_kuni_no_alice/

It isn’t exactly a horror but the MC is equally as intelligent as the MC in Tomodachi game (in my opinion). One of my favs!
https://www.mangago.me/read-manga/yuukoku_no_moriarty/

Thank you Coffee and Kuroqui

https://www.mangago.me/home/mangalist/1090462/

https://www.mangago.me/home/mangalist/1038439/

https://www.mangago.me/home/mangalist/927142/