A unicorn and a draconequus. A fashionista and a chaos-causer. The Element of Generosity and the Lord of Chaos.
Now how the Tartarus do they end up together?
Not crack or comedy, but the tone will be pretty lighthearted, generally speaking. There may be a few darker moments.
Cover art: https://www.deviantart.com/void-sommar/art/RariCord-865196749 (found with the help of TheAncientPolitzanian)
Rated T for innuendo and jokes.