This article needs to be built up. This article lacks substantial content. You can help Brickipedia by "adding on some bricks." In other words, it needs to be expanded. After you expand the article, please remove the "Expand" template. Further information might be found on the talk page.
R3-M3 is an Astromech Droid in service to the Galactic Empire. He is the only LEGO Astromech Droid minifigure to have sky-blue body and leg pieces. Additionally, he is one of only two LEGO Astromechs belonging to the empire to have a color other than black. (R2-Q2 is pearl gray). His dome is clear with blue printing.