Ambitious unicorn Twilight Sparkle teams up with her brother Shining Armor to take on the Smoke Monster-esque King Sombra in a new clip from the upcoming season of My Little Pony Friendship Is ...

The myth: "Once upon a time, our great-great-grandfather came upon a unicorn with which he traded his pocket full of rainbows for the sparkle that one day would become Polar Seltzer." How that ...