Lay rail track linking station towers; armored trains patrol your custom network and fire broadsides at whoever is near the line, on timetables you set. Signature: reroute the train loop live to intercept a break-out.
Iron greys and coal black, steam plumes, sepia timetable paper, signal lamps, riveted steel ties.
Click, Enter or Space to start. Place and upgrade towers with the mouse and number keys, or by tapping on touch, to stop each enemy wave before it reaches your goal. The HUD tracks lives, cash and wave.