(I actually might write this one if pushed to do so. It would be a one shot book and I book with a plot rolled into one.)

"Soooo, there are an infinite amount of earths and some of them are better then ours, some of them are worse, and some of them are just differnt?"

"That's correct."

"And you know about a bunch of them."

Damian smirked. "Yes I do. Many of them are in the Batcomputer."

Pixie's blue eyes sparkled, "Will you tell me about some of them?"

~Or~

The story in which, Damian explains many of the differnt earths to Pixie. No matter how horrible or wonderful they may be.