If you like to play unity 3d games with trains and railways, then you should play Rail Heads, chomh maith. In Rail Heads, the railway is broken and the train is leaving from it's station. Your are the only one who can avoid a catastrophe. While the train is moving, build the railway and don't let the train to derail. Build as fast as you can, collect coins and coal and reach as far as possible. Bíodh spraoi.
To play Rail Heads, you will use the mouse to construct the railway.