Ok after a lot and I mean A LOT of thought I've have decided the official cast of my mlp movie story

Here's the cast

Twilight sparkle: kiana1506
Rarity: Sci-Twi16
Pinkie pie: me
Rainbow dash: Saphirehrt
Fluttershy: twinMartinez
Applejack: Raydafiregirl
Spike: Leonardo (Tmnt)
Tempest shadow: Midnightshimmer0115
Grubber: Raphael (Tmnt)
The storm king: Flash Sentry (MLP EG)
Capper: Casey Jones (Tmnt)
Captain Celaeno: Petra (MCSM)
Boyle: Male Jesse (MCSM)
Mullet: Lukas (MCSM)
Lix spittle: Female Jesse (MCSM)
Squabble: Lluna the llama (MCSM)
Princess Skystar: Edward the blue engine (Thomas & Friends)
Queen Novo: Gordon the big engine (Thomas & Friends)
Princess Celestia: Sci-Twi (MLP EG)
Princess Luna: Sunset Shimmer (MLP EG)
Princess cadence: Rainbow Dash (MLP EG)
Songbird Serenade: 123765n