18SX is an 18xx game and is a reworking of 1837 SX by the same author. It is available German as well as in English either as kit or as RTP. The game has 13 corporations, up to 10 of which may be in play, with 'concessions' to determine who may start which companies distributed in a start-packet system. The game has a unique track system where directors have to choose between single and double track which will also have an effect on route length.