Sonata has a tooth ache. Adagio and Aria don't want to deal with it. Sunset Shimmer gets involved. Applejack is there. It's gonna be one of those days.
Kevin wins a contest that lets him use a machine that grants wishes. But the scientist behind its creation put a price on it for him, he must be sent to Equestria when his wish is granted. His wish was to be Saitama from One Punch Man...
An evil dragon warlord takes over Canterlot, and has kidnapped all four of the princesses! Out of options, the remaining mane five summon the only warriors capable of setting things right once more, even if their means to do so are extremely violent.
Twilight Sparkle makes a mistake in a spell, resulting in her switching places with a kitten, and it's up to Fluttershy to take care of her new pet in the meantime...
When an accident leaves Twilight Sparkle seriously ill, Applejack, Rainbow Dash, and Rarity must undertake a perilous journey to find her a cure. What adventures await them beyond Equestria's borders?
Batsy Fluffentuft (not the most respected of the lunar guards, and in fact on super-probation from Princess Luna herself) manages to escape into the town of Canterlot and have herself an adventure.
Twilight marries her true love, Sunset Shimmer. Only, it turns out that marriage isn't the end of the story. It's only the start of it. So begins their new life together.
Death usually brings more questions than answers. Grieving the loss of someone close, one unicorn tries to unravel the mysteries behind life, death, and those who defy both. After all, why can't every pony live forever?
Celestia loves Twilight Sparkle. That is a fact, an indisputable constant of the universe. What that love means, however, is much less certain. The love of a teacher, the love of a friend, or the love that Celestia dares not name.
Conquering the mountain that was telling Twilight's parents of their relationship could be described as a pinnacle in Celestia's life. Unfortunately, life is rarely that easy. Now the two have new things to worry about. Small things, that cry a lot.
Great beasts from another dimension are invading Earth. Equestria itself is at stake, only the massive Jaegers, creations of the greatest Equine minds alive, can stop them.
Most ponies have relatively benign problems in their relationships. Small arguments, things like that. When the universe itself begins to meddle in Applejack's love life, both her and Rainbow realize it isn't going to be as easy as they thought.
An accident with the Mirror Portal ends up with Twilight stuck as a small pony in the Equestra Girls' world. Her friends can't get over how cute she is.