Blue Exorcist is one of the best horror anime series to start with. This supernatural story follows Rin Okumura and his twin brother, Yukio. Rin discovers he is the son of Satan and has inherited Satan’s powers. When Satan kills the boys guardian, Rin becomes determined to become an exorcist and defeat his father.
This one definitely stands out in the mecha genre. Full Metal Panic is a comedic, light story. It follows Sousuke Sagara. He is a member the anti-terrorist private military organization known as Mithril. Sagara has been assigned to protect Kaname Chidori, a spunky Japanese teenager. He enrolls at her high school to watch over her. Having never been in school or many social interactions, Sousuke Sagara stands out instantly. He uses his military perspective for everyday situations. His fellow students view him as a military maniac.
“Another” is a 2012 horror mystery that focuses on a boy named Kōichi Sakakibara. After transferring into Yomiyama Middle School, he befriends Mei Misaki. Strange events take place, leading to the gruesome deaths of his classmates. Kōichi and Mei try to figure out how to stop this strange phenomenon before it kills anymore people. Belongs on literally any list of anime.