Coal Express 4

Coal express 4 is the last sequel of coal express train games series. This time you get to choose your surroundings and you get to upgrade your train. When you collect enough money you can buy better parts for your train and upgrade it until it is one super machine! The basic rules stay the same. You drive it using arrow keys and when in need for some more power you press space bar to let some steam push you forward. Each time you complete the level you earn money. Each time you get all of the crates to the destination, you earn money. Once you have it you are ready to do the upgrades and use them to make more money. You get the idea!