Games/2

TORCS
TORCS is an old racing car game with acceptable graphics for a game originally developed in 1997. The controls and gameplay isn't ideal and it's not very fun at all. The name TORCS stands for "The Open Racing Car Simulator" and it's website describes it as an "AI racing game and as research platform". Perhaps the developers simply didn't focus on making it a fun game for human entertainment.
GLtron
GLtron is a 3D light cycle version of the snake games who were popular in the early 1980s. Is is named after OpenGL and the movie Tron which inspired the game. It was originally released in 1999 and it has not changed all that much over the years. The graphics is simple and the gameplay is not at all exciting.
XBoard
XBoard is a chess game for Linux computers. It has been around for a very long time. It's graphical interface is not very fancy and it does not have a trendy look. It's great for playing chess against a computer opponent but it's not that great if you prefer online play. XBoard supports connecting to online servers but it's only possible to do so using command-line parameters.
Naval Battle
Naval Battle (KBattleShip) is a fun battleship game built on the KDE libraries. It can be played single player or multi-player over the network as long as you've got a friend willing to play (there is no central game server).
SuperTuxKart
SuperTuxKart is a fun free kart racing game with online and LAN multiplayer modes as well as single-player story-mode, time trials, a soccer mode and Easter Egg hunt. It is a very entertaining and family-friendly game. SuperTuxKart is available for GNU/Linux, Haiku, Android, macOS, iOS and Windows.
KBounce
KBounce is a simple bouncing ball game originally written in 2000 by Stefan Schimanski using the KDE libraries. It was later ported to KDE 4 and 5 by Tomasz Boczkowski. The objective is to fill the game-area with blocks without any balls hitting the blocks you are creating while they are being created.
KPatience
KPatience (executable kpat) is a all-in-one solitaire card games package made using the KDE libraries. It offers 12 different patience-requiring solitaire games. It supports card deck themes and game themes and it has card animations if/when you win. KPatience comes with a very in-depth handbook which explains how to play the included solitaire games in case you never heard of them before.