The Ultimate Universe: Best Gift Ever

Casts

 * Tara Strong: Twilight Sparkle
 * Cathy Weseluck: Spike
 * Andrea Libman: Pinkie Pie, Fluttershy
 * Ashleigh Ball, Applejack, Rainbow Dash
 * Tabitha Germain: Rarity, Derpy, Flurry Heart
 * Peter Cullen: Optimus Prime
 * Frank Welker: Megatron
 * Peter Mensah: Predaking
 * Kevin Michael Richardson: Bulkhead, Trooper
 * Nolan North: Smokescreen
 * John de Lancie: Discord
 * Sumalee Montano: Arcee
 * Tony Todd: Dreadwing
 * Gary Schwartz: Skyquake
 * Daran Norris: Knockout
 * Adam Baldwin: Breakdown
 * James Horan: Wheeljack
 * Kaycie Chase: Alice
 * Jessie Flower: Bori
 * Tress MacNeille: Aurora
 * Will Friedle: Bumblebee
 * Maurice LaMarche: Ultra Magnus
 * Taissa Farmiga: Maud Pie
 * Billy Brown: Cliffjumper
 * Kristen Schaal: Limestone Pie
 * Janice Kawaye: Marble Pie
 * David Sobolov: Shockwave
 * Jeffrey Combs: Ratchet
 * Isaac C Singleton Jr: Soundwave
 * Steve Blum: Starscream, Trooper Sentry
 * Scott McNeil: Flam
 * Sam Vincent: Flim
 * Garry Chalk: Prince Rutherford
 * Charlie Adler: Oak Nut
 * Kari Wahlgren: Butternut
 * David Hornsby: Pistachio
 * William Salyers: Trooper Pilot
 * Darren Criss: Cannon Gunner
 * Roger Craig Smith: Airborne Trooper
 * Rebecca Shoichet: Twilight Sparkle's Singing Voice
 * Vincent Tong: Bumblebee's Singing Voice
 * Shannon Chan Kent: Pinkie Pie's Singing Voice
 * Kazumi Evans: Rarity's Singing Voice