As the subject says, I am looking for any possible "back side of the bill" for this image.

I know a few IRL friends who use various 4chan boards, and some day (hopefully soon) I want to order about 100-200 business-quality, front-and-back cards using this image.

But to look extra awesome, I want the back to be different, so that it better reflects "real" paper currencies.

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Does anyone know of where I could find such a thing?