open terminal and type man lnman ln to read the manual in most cases you just want ln -s "$SOURCE" "$DESTINATION"ln -s "$SOURCE" "$DESTINATION" you must already have installed the game and must have moved the source files to their new location there is your foot gun
* may break when applications try to act on the raw file entry ** steam might delete the symlink while updates *** will not work if you are using the steam runtime because of containers