Alex (ニシダ) is a Super Smash Bros. Ultimate R.O.B. and Pokémon Trainer co-main from Japan. He has beaten players like Uto, Mossan, TOSHI, and karupis.
In Super Smash Bros. for Wii U, Alex was a R.O.B. main. He is ranked 173rd on the JAPAN Power Rankings. He defeated players like Satan, Ramperu, Akushu, Rattsu, Hinawo, and Tatsuya.