Install uhexen2-common by entering the following commands in the terminal:
sudo apt update sudo apt install uhexen2-common
Description:
Hexen II engine - data package
Hammer of Thyrion is a Hexen II engine. This package will install the data necessary to play the original Hexen II game, Portal of Praevus mission pack and HexenWorld. Other bits, non-free and non-distributable, are necessary to play the games.
Homepage: http://uhexen2.sourceforge.net/
Version: 1.5.8+dfsg-1
Section: multiverse/games