Thomas, Twilight Sparkle & Elmo Says BOO!

Thomas, Twilight Sparkle & Elmo Says BOO! is a crossover Halloween special starring the cast from Thomas the Tank Engine & the cast from My Little Pony: Friendship is Magic

Characters (incomplete list):

 * Thomas
 * Oliver
 * Twilight Sparkle
 * Princess Luna
 * Elmo
 * Count von Count