R.O.B., known in Japan as the Famicom Robot (ロボット Robotto?), is a veteran in Super Smash Bros. for Nintendo 3DS/Wii U. His full name is Robotic Operating Buddy, and he's based on the R.O.B. NES peripheral. He was unveiled in a live stream made from people who received Super Smash Bros. for Nintendo 3DS early.