Dash has never been happier now that Scootaloo has her wings and can finally start training for the Wonderbolts. Only problem is, Scootaloo has no intention of joining and now has to tell her sister the truth and risk disappointing her forever.

Pre-read by Manaphy and Stygian359

Rainbow Dash attends her hometown's Millennial Summer Sun Celebration, where she meets a peculiar pink pony. When a strange portal appears during the testing of Twilight Sparkle's latest invention, and pulls their new companion inside, the two friends give chase and embark on the most important adventure in all of history.

Equestria Daily | TVTropes

A former pink pony finds herself in a new, hostile world and a new friend who's perhaps even more hostile. A small, angry man finds himself with a new friend he didn't want. Can they make it through this new misadventure together, or is it the universe that needs to watch out for them?

Cover art used with permission from Technaro.