The 2000 Mercury Mystique is available as a 4-door, 5-seat sedan. Starting at $16,240, the 2000 Mercury Mystique GS is powered by a 2.0L, 4-cylinder engine mated to a manual transmission that returns an EPA estimated 24-mpg in the city and 34-mpg on the highway. The top of the line 2000 Mercury Mystique LS, priced at $17,540, is powered by a 2.5L, 6-cylinder engine mated to a manual transmission that returns an EPA estimated 20-mpg in the city and 29-mpg on the highway.