To uninstall xpilot-ng-client-x11 just follow these instructions.
sudo apt-get remove xpilot-ng-client-x11
This will remove just the xpilot-ng-client-x11 package itself.
sudo apt-get remove --auto-remove xpilot-ng-client-x11
This will remove the xpilot-ng-client-x11 package and any other dependant packages which are no longer needed.
If you also want to delete your local/config files for xpilot-ng-client-x11 then this will work.
sudo apt-get purge xpilot-ng-client-x11
Or similarly, like this xpilot-ng-client-x11
sudo apt-get purge --auto-remove xpilot-ng-client-x11
|Maintainer||Ben Armstrong <firstname.lastname@example.org>|
|Home page||http://xpilot.sf.net network::client, role::program, uitoolkit::xlib, use::gameplaying, x11::application|
|Description||Client for XPilot NG player controls their own fighter equipped with a variety of weapons and power-ups. Players compete as teams or as individuals; the object of the game is to score points by blasting the opposition, stealing their treasure or by racing round a circuit. WARNING: This game is very addictive.|