Let me know in the comments if there any fandom that could be in the story

Witcher

Elder Scrolls Franchise

Fable Series

For Honor

How to Train Your Dragons

Overlord (Game/2012 Anime)

Castlevania (Lord of Shadows Continuity & 2017 Cartoon with few Main Castlevania Elements)

Disney (Open to which one to use but I am partial to using Frozen and Tangled and Brave and Disney Fairies)

Darkstalkers

Soulcalibur

Legend of Zelda (Hyrule Warrior with the Main Focus of Breath of the Wild and the Tear of the Kingdom)