A barnstormer is out-racing Rainbow Dash. What's her secret?

Equestria is invaded by clones and their evil Master

When Cheerilee comes upon a human horror in the first year of the collision of Earth and Equestria, she seeks help to fix it.

The Crystal Ponies are a dying kingdom, where only the old folks remember the time of magic.

An ancient scroll is brought to Twilight's attention that says she may not be who she thinks she is.

Changelings can be taught about compromise, but they won't take the lesson to heart until they learn it themselves.