
- BGG rank
- BGG #25,020
- BGG rating
- 5.9
TOKYO GAME SHOW
- 2–6 players
- 20–30 min
- Complexity 1.0/5
- 2019

Rules assistance for Ex Libris: Addendum
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.
Ex Libris: Addendum is an expansion for Ex Libris released in 1991 for 4–8 players and 30 minutes per game. Its main mechanics are Paper-and-Pencil and Betting and Bluffing.
Now expanded to include Non-Fiction as well as works of fiction from 48 authors new to the original Ex Libris collection. Addendum adds an extra dimension and years of play to this perennially popular game. —description from the box
Ex Libris: Addendum supports 4–8 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 Ex Libris: Addendum is 30 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.
Ex Libris: Addendum belongs to these categories: Card Game, Word Game, and Party Game. Its main mechanics are Paper-and-Pencil and Betting and Bluffing. 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 catalogue lists Ex Libris: Addendum as an expansion for Ex Libris. Expansions add new content, rules or scenarios to the base game and usually cannot be played on their own, so you need Ex Libris to use it. Check that your edition of Ex Libris is compatible, as some expansions were revised between editions.