colobot : Colobot (Colonize with Bots) is an educational real-time strategy video game featuring 3D graphics ( http://colobot.info/ )
colobot-data : Data package for colobot (Colonize with Bots) ( http://colobot.info/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a plab
For Paludis use this rsync : rsync://gentoo.zugaina.org/plab-portage
If you have a problem : ycarus(-at-)zugaina.org