Anyone who has DM’ed a campaign has partnered the characters with a random wizard to save their bacon if things go south.
I had no idea that Random Wizards existed in real life, but here’s one. His latest post brings back classic D&D modules with news on the latest offerings from RPGnow.
(2024 Update - This website is long gone, but thanks to the Wayback Machine, you can still access some of the content.)