Shadow is summoned to help the mane 6 on there mission.

What happens when N ends up in ponyville? How will he like the new life story? Will trouble come to ponyville?

This is a crossover of Super Smash bros Brawl adventure mode.

I can't think of one.

This isn't the whole episode, but just with the mare 5 when they got their cutie marks swiched.

When a Group of villains team up to take over the world to make the ulimate Nightmare moon clone. Will the Heroes fail the world or beat the villains?

My Little Pony version of Kingdom hearts.

When Riku and Sora have to test the Mark of mastery test to be keyblade masters, with the help of the mare 6.