ok, I know you want them ;)
UPDATE: more games on http://klik.berlios.de/debian.php?section=games/ - please post here which ones work
klik://airstrike
2d dogfight game in the tradition of 'Biplanes' and 'BIP'
klik://armagetron
3D Tron-like high speed game
klik://atlantik
KDE client for Monopoly-like network games (takes a while to install!)
klik://atom4
An original two-player color puzzle game
klik://billard-gl
3D billiards game
klik://black-box
Find the crystals
klik://bugsquish
Bugs are trying to suck blood out of your arm!
klik://burgerspace
Avoid evil foodstuffs and make burgers
klik://bzflag
a 3D first person tank battle game <-- Network
klik://castle-combat
game where the player builds one castle and destroys others
klik://chromium
Fast paced, arcade-style, scrolling space shooter
klik://circuslinux
The clowns are trying to pop balloons to score points!
klik://clanbomber
Bomberman like game
klik://codebreaker
A Master Mind clone