Install openttd by entering the following commands in the terminal:
sudo apt update sudo apt install openttd
Description:
reimplementation of Transport Tycoon Deluxe with enhancements
OpenTTD is a reimplementation of the Microprose game "Transport Tycoon Deluxe" with lots of new features and enhancements. . OpenTTD is playable with the free graphics files from the openttd-opengfx package and optional sound files from the openttd-opensfx package (which is in non-free). Alternatively, OpenTTD can use the graphics files from the original Transport Tycoon Deluxe game (See README.Debian on how to set this up).
Homepage: http://www.openttd.org/
Version: 1.7.1-1build1
Section: universe/games