You can design your own graphics for the game if you want. The graphics files are found in $PREFIX/share/gnome-games/gnome-robots/pixmaps , where $PREFIX is the prefix into which GNOME was installed. This is usually either /usr or /usr/local.
Nahi baduzu, zure joko-grafikoak diseina ditzakezu. Fitxategi grafikoak $PREFIX/share/pixmaps/gnobots2 n aurkitu ditzakezu. Bertan $PREFIX aurrizkipean instalatu zen GNOME. Normalean /usr edo /usr/local izaten da.