This looks pretty neat. It’s online with many people playing at once. And you can choose to be a zombie or a person? Something like that. And it’s not 100% text…they have some maps and whatnot. There are a few different character classes…fireman, soldier, civilian…etc.
Check it out: urbandead.com/screenshot.html
You can even play it at work since there are no sounds or graphics.
Also you can see how people get into it at it’s Wiki site: wiki.urbandead.com/index.php/Pimbank