
- BGG rank
- BGG #101
- BGG rating
- 8.6
Arkham Horror: The Card Game (Revised Core Set)
1–4 players45–180 min2021
- Audio available

Expansion for Arkham Horror: The Card Game
Rules assistance for Arkham Horror: The Card Game – The Circle Undone: Expansion
Plain-language explanations of turns, card effects and disputed situations, with saved question history.

What would you like to know?
Answers come from the official rulebook, with the page to check.
Arkham Horror: The Card Game – The Circle Undone: Expansion is an expansion for Arkham Horror: The Card Game released in 2019 for 1–2 players, 60–120 minutes per game, and ages 14 and up. It was designed by MJ Newman and its main mechanics are Variable Player Powers, Hand Management, and Cooperative Game.
Judgement. Temperance. Justice. The Tower. The soothsayer’s tarot wove a tale of a grim future, hard to put out of your mind. But when you learn that four people have disappeared without a trace from an estate in French Hill, you begin to wonder if this cruel fate is meant only for you, or for the entirety of Arkham… The Circle Undone is the fourth deluxe expansion for Arkham Horror: The Card Game. Here, your team of investigators delve into the mysteries of Arkham’s past, uncovering its macabre history and the motives of those who dwell in its shadows. This expansion contains a playable prologue, first two scenarios of The Circle Undone campaign, as well as new investigator and player cards to further customize your investigations in the world of H. P. Lovecraft’s Mythos. —description from the publisher
Arkham Horror: The Card Game – The Circle Undone: Expansion supports 1–2 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 Arkham Horror: The Card Game – The Circle Undone: Expansion is 60–120 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 Arkham Horror: The Card Game – The Circle Undone: Expansion for ages 14 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.
Arkham Horror: The Card Game – The Circle Undone: Expansion has a complexity rating of 3.8 out of 5 from BoardGameGeek players, which makes it a heavy game. The rating reflects how much rules knowledge, planning and decision-making a typical game demands. Expect a longer first teach for heavier games, and use a preparation guide before game night.
Arkham Horror: The Card Game – The Circle Undone: Expansion belongs to these categories: Card Game, Fantasy, and Horror. Its main mechanics are Variable Player Powers, Hand Management, and Cooperative Game. 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 Arkham Horror: The Card Game – The Circle Undone: Expansion are: MJ Newman. 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 Arkham Horror: The Card Game – The Circle Undone: Expansion as an expansion for Arkham Horror: The Card Game. Expansions add new content, rules or scenarios to the base game and usually cannot be played on their own, so you need Arkham Horror: The Card Game to use it. Check that your edition of Arkham Horror: The Card Game is compatible, as some expansions were revised between editions.