Blue Exorcist
Sad, Action, Fantasy, Supernatural

Deathnote
Creepy, Action, Fantasy, Justice-seeking

Future Diary
Mystery, Psychological, Thriller, Supernatural, somewhat of a horror or I guess just really creepy

Tokyo Ghoul
Action, Drama, Mystery, Supernatural, Psychological

Seven Deadly Sins
Action, Supernatural, Comedy, Adventure, Mystery(kind of)

Soul Eater
Action, Mystery, Supernatural, Adventure, Comedy, Fantasy

Fullmetal Alchemist (not brotherhood)
Magic, Action, Comedy, Adventure, Fantasy

Ouran Highschool Host Club
Comedy

Fairy Tail (2014)
Action, Adventure, Comedy, Fantasy, Magic, Fighting

The Devil Is A Part Timer
Action, Adventure, Supernatural, Magic

Black Butler
Action, Comedy, Demons, Fantasy, Supernatural

Sword Art Online
Action, Adventure, Fantasy, Game, Romance, Fighting

Gurren Lagann
Action, Comedy, Mecha, Sci-Fi, Fighting

Magi: Labyrinth of magic
Action, Adventure, Fantasy

Noragami:
Action, Fantasy, Comedy (at times), Fighting

Vampire Knight:
Action, Mystery, Fighting, Vampire

Seraph of the End:
Fighting, Vampire, FEELS

This list is only of the animes I have watched but I will add more as I progress farther into the dark abyss of my anime obsession
Thanks! Next part is about recommendations so be sure to check them out!!!