Updating an automotive icon like the Mitsubishi Lancer Evolution is an unenviable task. After three generations and nine versions—only the last two have been sold in the U.S.—the ultimate interpretation of a rally-car-for-the-street theme is difficult to improve on, but it's also getting a bit old. To use the obvious pun, how can the Evolution evolve? The answer is here in the form of the 10th-version, fourth-generation car, known as the Evolution X in Japan. In the U.S. it will simply be called