
- BGG rank
- BGG #4
- BGG rating
- 8.5
Gloomhaven
- 1–4 players
- 60–120 min
- Complexity 3.9/5
- 2017

Rules assistance for Gloomhaven: Mercenary Pack – Cassandra, Forgotten Diviner
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.
Gloomhaven: Mercenary Pack – Cassandra, Forgotten Diviner is an expansion for Frosthaven released in 2025 for 1 player, 30–120 minutes per game, and ages 14 and up. It was designed by Marcel Dragomir and its main mechanics are Variable Player Powers, Hand Management, and Simultaneous Action Selection.
Inspired by Gloomhaven: Forgotten Circles (out of print), Cassandra creates rifts across the planes to hamper your foes, while using divination to predict the future of your party and its enemies. A new Mercenary Expansion for Your Favorite Gloomhaven Campaigns! Featuring brand new design, development, and artwork- Gloomhaven: Forgotten Circles lives on spiritually through this new Mercenary Pack. —description from the publisher
Gloomhaven: Mercenary Pack – Cassandra, Forgotten Diviner supports 1 player according to the catalogue. This is the publisher’s listed player count, so the game is designed for exactly that number of participants. Variants for other group sizes, if any, are described in the rulebook of your edition, so check it before setting up a different configuration.
The listed playing time for Gloomhaven: Mercenary Pack – Cassandra, Forgotten Diviner is 30–120 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 Gloomhaven: Mercenary Pack – Cassandra, Forgotten Diviner 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.
Gloomhaven: Mercenary Pack – Cassandra, Forgotten Diviner belongs to these categories: Fantasy, Fighting, and Exploration. Its main mechanics are Variable Player Powers, Hand Management, and Simultaneous Action Selection. 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 Gloomhaven: Mercenary Pack – Cassandra, Forgotten Diviner are: Marcel Dragomir. 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 Gloomhaven: Mercenary Pack – Cassandra, Forgotten Diviner as an expansion for Frosthaven. Expansions add new content, rules or scenarios to the base game and usually cannot be played on their own, so you need Frosthaven to use it. Check that your edition of Frosthaven is compatible, as some expansions were revised between editions.