But while Guild Wars will certainly make an appearance on the show floor, it's a rare case where those at home can get just as good a look at the game--months before its release.

While most online games don't open up until beta testing begins, as ArenaNet and NCsoft will announce on Monday, the Guild Wars demo will let gamers directly participate in the online RPG for a full three days. The Guild Wars demo was designed for easy online distribution, and the small 100K client will only need to download around 30MB of art assets from the ArenaNet servers before demo participants can set up an account and log into the game. The developer says it's ready for a massive influx of participants