Its based off of the Disney movie Hercules
The Main Character who plays Herc is Fluttershy
Her Mortal Parents are her Mlp Cannon parents
Her immortal Parents- Zeus= Sombra (From The Comics) And Herra Is Celestia ( Or Vise Versa)
Hade's Is Discord
The Two Devils become 3 being the CMC!
Phil Becomes Spike Or Angel Bunny
Meg Becomes Dashie ( It Can Be Flutterdash if the writer wants)
Pegasus Becomes Angel Bunny With Wings! Or Spike
The Rest of the Gods can be Whoever
The Titans Can Be Some villans such as - The Tantabus, An Ursa Major, Nightmare Moon, Maneiac Etc
The Fates Could also be the CMC(I Dont Care
And You Can Add Any greek monsters or make cameos just as long as it follows the plot of the original movie

This story IS a fluttercord based idea but you can do anything you want to with this as long as fluttershy is the main character!