My Little Pony/Thomas the Tank Engine and Friends

Version 1

 * Twilight Sparkle = Thomas (Both are the main stars)
 * Fluttershy = Edward (Both are kind and gentle)
 * Big Macintosh = Henry (Both are strong but ill)
 * Rainbow Dash = Gordon (Both are blue and fast)
 * Rarity = James (Both are vain and proud)
 * Spike = Percy (Both are young boys who are friends with Twilight and Thomas)
 * Applejack = Toby (Both live in the countryside)
 * Pinkie Pie = Duck (Both are fun-loving characters)
 * Flim & Flam = Donald & Douglas (Both are twin brothers) (Yes, I know, Flim & Flam are antagonists)
 * Pipsqueak = Oliver (Both are western)
 * Snips & Snails = Bill & Ben (Both are mischievous)
 * Chief Thunderhooves = BoCo (Both are big and have deep voices)
 * Photo Finish = Daisy (Photo Finish reminds me of Daisy)
 * Braeburn = Stepney
 * Little Strongheart = Salty (Both are red and get along with ponies and steam engines)
 * Cherilee = Emily (Both are friendly females)
 * Diamond Tiara & Silver Spoon = Arry & Bert
 * Twist = Skarloey or Rheneas
 * Sweetie Belle = Sir Handel
 * Apple Bloom = Peter Sam
 * Scootaloo = Rusty (Both are orange)
 * Babs Seed = Duncan
 * Granny Smith = Duke (Both are old)
 * Soarin = Bertie
 * Derpy Hooves = Terence
 * Featherweight = Trevor
 * Spitfire = Harold
 * Gilda = Diesel (Both are bullies to the other ponies and engines)
 * Trixie = Bulgy (Both are rude)
 * Garble = George (Both have names starting with "G")
 * Prince Blueblood = Spencer (Both are pompous show-offs)
 * Daring Do = Murdoch
 * Dr. Whooves = Harvey (Both are brown)
 * Fancypants = Arthur (Both are polite)
 * Princess Celestia = Sir Topham Hatt/The Fat Controller (Both are important)
 * Discord = Diesel 10 (Both cause trouble)
 * Cranky Doodle Donkey = Cranky (Both share the same name)
 * The Diamond Dogs = The Horrid Lorries
 * King Sombra = D261
 * Princess Cadence = Lady (Both are beautiful and friendly)
 * Shining Armor = Stanley
 * Queen Chrysalis = The Spiteful Breakvan
 * The Changlings = The Troublesome Trucks
 * Iron Will = Hector
 * Zecora = Victor
 * Angel = Kevin
 * Nightmare Moon = The Barber

Version 2

 * Dr. Whooves = Thomas
 * Fancypants = Edward
 * Mr. Cake = Henry
 * Big Macintosh = Gordon
 * Shining Armor = James
 * Spike = Percy
 * Cranky Doodle Donkey = Toby
 * Soarin = Duck
 * Flim & Flam = Donald & Douglas
 * Noteworthy = Oliver
 * Snips & Snails = Bill & Ben
 * Twilight Sparkle = Emily
 * King Sombra = Diesel
 * Pipsqueak = Trevor
 * Braeburn = Stanley
 * Iron Will = Hector
 * Rainbow Dash = Mavis
 * Pinkie Pie = Rosie
 * Rarity = Lady
 * Applejack = Flora
 * Fluttershy = Molly
 * Apple Bloom = Caroline
 * Trixie = Elizabeth
 * Gilda = Daisy
 * Prince Blueblood=Spencer
 * Discord = Diesel 10

Version 3 (made by BrittalCroftFan, do not edit, add, or delete!)

 * Spike = Thomas
 * Dr. Whooves = Edward
 * Sea Serpent = Henry
 * Chief Thunderhooves = Gordon
 * Cranky Doodle Donkey = James
 * Angel = Percy
 * Big Macintosh = Toby
 * Soarin = Duck
 * Flim & Flam = Donald & Douglas (Yes I know, Flim & Flam are antagonists)
 * Noteworthy = Oliver
 * Snips & Snails = Bill & Ben
 * Rarity = Emily
 * Prince Blueblood = Diesel
 * Pipsqueak = Trevor
 * Braeburn = Stanley
 * Iron Will = Hector
 * Pinkie Pie = Mavis
 * Twilight Sparkle = Rosie
 * Rainbow Dash = Lady
 * Applejack = Flora
 * Fluttershy = Molly
 * Silver Spoon = Caroline
 * Diamond Tiara = Elizabeth
 * Daring Do = Daisy
 * Gilda = Smudger (Yes I know, Gilda is female)
 * Discord = Diesel 10

Version 4

 * Twilight Sparkle as Thomas
 * Fluttershy as Edward
 * Applejack as Henry
 * Rainbow Dash as Gordon
 * Rarity as James
 * Pinkie Pie as Percy
 * Mayor Mare as Toby
 * Soarin as Duck
 * Bon Bon as Donald
 * Lyra as Douglas
 * Noteworthy as Oliver
 * Discord as Diesel
 * Snips as Bill
 * Snails as Ben
 * Daring Do as BoCo
 * Queen Chrysalis as Daisy
 * Zecora as Mavis
 * Shining Armor as Stepney
 * Cherilee as Emily
 * Spike as Bertie
 * Little Strongheart as Salty
 * Dr. Whooves as Harvey
 * Diamond Tiara as Arry
 * Silver Spoon as Bert
 * Lucky as Fergus
 * Twist as Skarloey
 * Sweetie Belle as Rheneas
 * Scootaloo as Sir Handel
 * Apple Bloom as Peter Sam
 * Braeburn as Rusty
 * Babs Seed as Duncan
 * Granny Smith as Duke
 * Fancypants as Arthur
 * Princess Cadance as Lady
 * King Sombra as Diesel 10
 * The Flim Flam Brothers as Splatter & Dodge
 * Princess Celestia as Sir Topham Hatt
 * Derby as Terence
 * Gummy as Trevor
 * Featherweight as Toad
 * Trixie as Bulgy
 * Photo Finish as Elizabeth
 * Garble as George
 * Big McIntosh as Murdoch
 * Prince Blueblood as Spencer
 * Cranky Doodle Donkey as Cranky
 * Gilda as Scruffey
 * Owlowiscious as Harold
 * The Changlings as The Troublesome Trucks
 * The Diamond Dogs as The Horrid Lorries
 * Pipsqueak as Whiff
 * Angel as Scruff
 * Spitfire as Belle
 * Iron Will as Hector
 * Princess Luna as The Barber

Version 5 (made by BiggestThomasFan) (Do Not Edit, Add or Delete!)

 * Spike as Thomas
 * Shining Armor as Edward
 * Big McIntosh as Henry
 * Chief Thunderhooves as Gordon
 * Cranky Doodle Donkey as James
 * Pipsqueak as Percy
 * Braeburn as Toby
 * Soarin as Duck
 * Dr. Hooves as Oliver
 * Discord as Diesel
 * Snips & Snails as Bill & Ben
 * Gilda as Daisy
 * Rainbow Dash as Mavis
 * Twilight Sparkle as Emily
 * Angel as Bertie
 * Diamond Tiara as Arry (Yes, I know, Diamond Tiara is female)
 * Silver Spoon as Bert (Yes, I know, Silver Spoon is female)
 * Rarity as Lady
 * King Sombra as Diesel 10
 * The Flim Flam Brothers as Splatter & Dodge
 * Princess Celestia as Lady Hatt
 * Gummy as Trevor
 * Tank as Toad
 * The Sea Serpent as Derek
 * Garble as Bulgy
 * Trixie as Elizabeth
 * Fancypants as Murdoch
 * Prince Blueblood as Spencer
 * Zecora as Caroline
 * Owlowiscious as Harold
 * Pinkie Pie as Rosie
 * The Changelings as The Troublesome Trucks
 * The Diamond Dogs as The Horrid Lorries
 * Fluttershy as Molly
 * Applejack as Belle
 * Apple Bloom as Annie
 * Sweetie Belle as Clarabel
 * Granny Smith as Flora
 * Iron Will as Hector
 * Cherilee as Madge
 * Mr. Greenhooves as Hiro
 * Scootaloo as Henrietta
 * Princess Cadance as Caitlin
 * Derby as Millie
 * Mayor Mare as Dowager Hatt
 * Mr. and Mrs. Cake as The Duke & Duchess of Boxford
 * Princess Luna as The Stationmaster's Wife
 * Other characters are pony versions of themselves