This site is about “Demon Idol AD&D”, our group's living interpretation of the 1977-88 Advanced Dungeons & Dragons rules. Here you can find our rulings and resources. We hope that other gamers playing AD&D or interested in AD&D will find this site useful in their own campaign.

• Why Demon Idol? Gamism and DIY D&D – why we play the way we do.
• What is "By the Book" (BTB) What “by the book AD&D” means to us.
• History A brief history of Demon Idol.
• Rules Extensions How we extend the game's systems, and what new systems we've added.
• How to Use This How to use Demon Idol.
• Learning AD&D How to get started with AD&D.
• Own Your Data Make sure you never lose your campaign.

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2025-04-12

DOWNTIME NOTICE: Demon Idol may experience brief downtime during the next couple days (beginning April 12) as we move to a new server. The downtime should be so short as to go unnoticed, if there is any at all.

2024-11-30

• The v1.4.0 character sheet is out!
• Shared a simple combat tracker and expedition roster.