
- BGG rank
- BGG #4,599
- BGG rating
- 6.2
Happy Little Dinosaurs
- 2–4 players
- 30–60 min
- Complexity 1.4/5
- 2021

Rules assistance for Gyrating Hamsters: Chaos Expansion
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.
Gyrating Hamsters: Chaos Expansion is an expansion for Gyrating Hamsters released in 2019 for 2–8 players, 15–30 minutes per game, and ages 13 and up. Its main mechanics are Card Play Conflict Resolution.
The Hamsters are back! In this chaotic expansion, your favourite furry pals explore the world in a brand new way. With optional team variants and enough cards to play with up to 8 people, this expansion will ensure no two games are the same!
Gyrating Hamsters: Chaos Expansion supports 2–8 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 Gyrating Hamsters: Chaos Expansion is 15–30 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.
The catalogue lists Gyrating Hamsters: Chaos Expansion for ages 13 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.
Gyrating Hamsters: Chaos Expansion belongs to these categories: Party Game and Expansion for Base-game. Its main mechanics are Card Play Conflict Resolution. 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 Gyrating Hamsters: Chaos Expansion as an expansion for Gyrating Hamsters. Expansions add new content, rules or scenarios to the base game and usually cannot be played on their own, so you need Gyrating Hamsters to use it. Check that your edition of Gyrating Hamsters is compatible, as some expansions were revised between editions.