Twilight Sparkle always wrote to Princess Celestia about her lessons in friendship. Sometimes, Celestia wrote back. Even if Twilight didn't know it.

If Twilight had learned something from her relationship with Rarity, it was that even if she was hopelessly in love with the other unicorn, she wanted Rarity to fulfill her dreams -- even if it meant sacrificing their relationship.

MLP/Warhammer 40K crossover, part 3. As relations between Equestria and 38th Company wax and wane, the Tau warriors of the Sept Lamman put the final phase of their plan into action.

Unfortunately dabbling in dark magic has left Twilight with a deadly disease that there does not seem to be a cure for.

A tragic love story, featuring Rainbow Dash and Soarin.

Discord faces his worst fear, and possibly his very doom as well.

Twilight has learned that ponies love to talk about her, since she became a princess. They especially love to talk about her love life.

Spike tries to rescue Berry Punch from herself... and Celestia.

On the night Equestria's very first chocolate shop closes its doors for the last time, its oldest customer returns to make one final purchase.

Princess Celestia gave her life fighting against Sombra. That's what the sources say. But Twilight is convinced she was transported to another dimension. Now, fifteen years later, she succeeds in following her.