It occured to the Doctor a long time ago that his faithful assistant's behind has some rather interesting capacities. Bending reality, changing entropy... There was a lot of data suggesting something deeper. Now, the Doctor finally has a chance to study Derpy's butt in the controlled laboratory environment. And Derpy doesn't mind a little science either...

A collaboration with Bootsy Slickmane who also drew the coverart.

Reading by Yamazaki
🇺🇦Russian translation🇺🇦 by FoxcubRandy and ColdSky
Warning: science, property damage, anal