A game on LJ run by a friend of mine via polls.

Interactive story / choose your own adventure / RPG / etc. You pick the next step via a poll, and then he writes what happens.

http://kragar00.livejournal.com/tag/cerberus

You can click "Track This" at the bottom of one of the posts, then 'kragar00 posts a new entry tagged cerberus', then "by email", then "Save".