A One-Round Living Greyhawk Sunndi Regional Adventure
From the introduction:
A monster prowls the Vast Swamp, threatening the community of Eyedrinn and frustrating their promises of much needed support in the war. Since they seem unable to deal with it, it is up to you to help the Hextorites with their problem... whether they like it or not.
A one-round Sunndi regional adventure for characters level 3 - 11.