Riddle me this, riddle me that. Answer me right, and I'll let you pass... Or you can just pay the toll with a book or something.

Locked away in an icy prison, now broken out, The Queen of the Forbidden Jungle has a debt to settle...

There is a creature in southern land's, that is nearly as old as the nation of Equestria. Once referred as the queen of the forbidden jungle, later imprisoned in Tartarus. Now it's free to roam the land once more.

Twilight and Cadence stumble on one of Celestia's little secrets...

Equestria is receiving visiting delegates of an race, who are known of ruling the entire world. And if you don't like it, they WILL nuke you into oblivion...