Radar Rat Race (レーダーラットレース, Rēdā Ratto Rēsu) is a 1981 game made by HAL Laboratory. A licensed clone of Namco’s Rally-X arcade game, it was one of the launch titles for the VIC-20 on cartridge. It was originally released in Japan as Rally-X (ラリーX) from Commodore Japan K.K. and, in 1982, was converted to the Commodore MAX Machine and Commodore 64. Radar Rat Race is cartridge number VIC-1910 for the Commodore VIC-20.