The Princess receive a letter informing them of an effort to solve tech related problems across the multiverse, and Luna has the perfect Pony in mind to join them...

Double Diamond, Party Favor, Night Glider and... What was that last one called?

When you have no past to look back on and no future ahead of you, only the present matters.

Sometimes dreams can stray into other worlds. Luna finds a dream with a wish she just so happens to be able to grant. This is NOT what Eren Jaeger wished for