Install uhexen2 by entering the following commands in the terminal:
sudo apt update sudo apt install uhexen2
Description:
Hexen II - engine package
Hammer of Thyrion is a Hexen II engine . This package will run the original Hexen II game, Portal of Praevus mission pack and HexenWorld. A dedicated server h2ded, is included in this package.
Homepage: http://uhexen2.sourceforge.net/
Version: 1.5.8+dfsg-1
Section: multiverse/games