I applaud you all on the great comentary. Tharizdun and his place in Greyhawk has always been a favorite a favorite topic of mine.
Special thanks to Woesinger, i've been waiting to hear those words.
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I'm thinking of running a 3.0 liberation of Geoff campaign based on TSR11413. Useing it and the LG Gazetter as refrence I should have plenty of material for years of mid to high level game play in Geo ...