Like I'm multifandom trash. Let's go through the list shall we? Let's go with chronological order

Books:

-Harry Potter

- Percy Jackson 

- Eragon

-Heroes of Olympus

-Hunger Games

- The Darkest Minds

- Keeper of the Lost Cities

- Magnus Chase and the Gods of Asgard

- Trials of Apollo

- Maze Runner

- Beautiful Creatures

- The Mortal Instruments



Shows: (considerably less)

- Sherlock 

- The Mortal Instruments 

- Supernatural

- Gilmore Girls

- Voltron



Musicals:

-Hamilton

-Be More Chill

-Dear Evan Hansen

- Heathers

-Wicked 

-Newsies

-Chicago

-Mean Girls

-Les Mis

-Across the universe