*Built ten years ago, the GRX engine was so powerful that it claimed the lives of five test drivers, including the inventor of the GRX, Ben Cranum. When they buried Ben Cranum they buried the GRX with him, and Pops Racer was there. Now the engine has been unearthed by a group of unsavory characters, and Pops fears the worst. His expectations are confirmed when Speed races "The Fastest Car on Earth!" *Source: Back of Card