Shine, shine, shine…

From what I've seen, this new-fangled Mario game seems to be outselling SOCOM, Onimusha 2, and the PS2 network adaptor put together. I got myself one of those Internet plugs for my Sony machine, though what I'm going to do with it other than play sports games, Sony's yet to show me. Are there any online games that involve neither balls nor guns? Now, if Animal Crossing could go online…