There are so many that can be suggested to you, such as Death Note, Monster, Erased, Mirai Nikki, Death Parade, Another, Terror in Resonance, and so on.
According to me some of the best psychological thriller animes are: Date Note, Moriarty the patriot, Tokyo Ghoul, and Paranoia agent, these are some of my favorites.
If you are looking for psychological thriller animes, I would recommend Death Note, Another, Paranoia Agent, Psycho-Pass, and Serial Experiments Lain. All of these animes offer unique psychological elements and will keep you on the edge of your seat.
Death Note, Monster, Erased, Mirai Nikki, Death Parade, Another, Terror in Resonance, and so on.Date Note, Moriarty the patriot, Tokyo Ghoul, and Paranoia agent, these are some of my favorites.