
- BGG rank
- BGG #3,770
- BGG rating
- 8.6
League of Dungeoneers
- 1–4 players
- 90–180 min
- Complexity 4.2/5
- 2022

Rules assistance for D100 Dungeon: The Lost Tome of Extraordinary Rules
Plain-language explanations of turns, card effects and disputed situations, with official source references and saved question history.

What would you like to know?
Answers come from the official rulebook, with the page to check.
D100 Dungeon: The Lost Tome of Extraordinary Rules is an expansion for D100 Dungeon released in 2020 for 1–4 players, 5–90 minutes per game, and ages 10 and up. It was designed by Martin Knight and its main mechanics are Dice Rolling, Paper-and-Pencil, and Role Playing.
The Lost Tome of Extraordinary Rules adds a wealth of new rules to any D100 Dungeon game. BEAST MASTERY (tame and use companion pets) NEW FIND TABLE (with 100 individual entries) ARTISAN (an extensive item crafting system) EASIER INVESTMENTS (a new table for investments) COMBAT EXPERIENCE (get better at killing monsters) ARCANISTS (60 new spells & the new Arcanist hero path) PROPERTY (buy property for items you can’t part with) QUICK ADVENTURER (generate adventurers with one roll) CHAMPION HERO PATH (unlock the Champion hero path) QUICK EQUIPMENT (hero path relevant starting equipment) NEW MAPPING TABLE (squared areas for easier mapping) SPECIAL BLUES (blue areas become lairs and challenges) TREASURE TABLE D (items found from Special Blue areas) —description from the designer
D100 Dungeon: The Lost Tome of Extraordinary Rules supports 1–4 players according to the catalogue. This range comes from the publisher’s listed player count, so the game can be set up for any group size within it. Some setups, rules and scoring details may still vary by player count, so check your edition’s rulebook for the exact configuration.
The listed playing time for D100 Dungeon: The Lost Tome of Extraordinary Rules is 5–90 minutes. This is the publisher’s estimate for a full game. The actual duration depends on the group, the player count and familiarity with the rules: first sessions usually run longer, while experienced groups often finish faster. Setup and teaching time are not included in this estimate.
The catalogue lists D100 Dungeon: The Lost Tome of Extraordinary Rules for ages 10 and up. This is the publisher’s recommendation and reflects reading demands, rule complexity and small components rather than theme alone. Younger players can often join with help from an adult, so check the age guidance on your edition and consider your group’s experience with board games.
D100 Dungeon: The Lost Tome of Extraordinary Rules belongs to these categories: Fantasy, Print & Play, and Dice. Its main mechanics are Dice Rolling, Paper-and-Pencil, and Role Playing. Categories describe the theme and setting of a game, while mechanics describe what players actually do on their turns. Each mechanic links to a catalogue hub with similar games, which helps when you want something comparable.
The credited designers of D100 Dungeon: The Lost Tome of Extraordinary Rules are: Martin Knight. These credits come from the published game data and name the people responsible for the game’s design, not its illustrators or publishers. Designer pages on MeepleRules collect other titles by the same designers, which helps when you enjoy a game and want to find similar ones.
The catalogue lists D100 Dungeon: The Lost Tome of Extraordinary Rules as an expansion for D100 Dungeon. Expansions add new content, rules or scenarios to the base game and usually cannot be played on their own, so you need D100 Dungeon to use it. Check that your edition of D100 Dungeon is compatible, as some expansions were revised between editions.