
- BGG rank
- BGG #5,967
- BGG rating
- 7.1
Dice Kingdoms of Valeria
- 1–4 players
- 30–45 min
- Complexity 1.8/5
- 2022

Rules assistance for Horizons: Extermination
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.
Horizons: Extermination is an expansion for Horizons released in 2019 for 2–5 players, 40–100 minutes per game, and ages 8 and up. It was designed by Levi Mote and its main mechanics are Take That, Area Majority / Influence, and Tile Placement.
New stars and alien species have been discovered in the galaxy! Will you exploit the new Viliox species to destroy your foes or befriend one of the new starting ally species to explore the new stars? Horizons: Extermination adds five Viliox Alien Ally cards, five alternate Starter Ally cards, and six alternate Star tiles. The Viliox add conflict, destruction, and extermination to Horizons. The alternate Starter Allies add more variety to the beginning of Horizons. The alternate Star tiles have special powers, benefits, and constraints. —description from the publisher
Horizons: Extermination supports 2–5 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 Horizons: Extermination is 40–100 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 Horizons: Extermination for ages 8 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.
Horizons: Extermination has a complexity rating of 2.3 out of 5 from BoardGameGeek players, which makes it a medium-light 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.
Horizons: Extermination belongs to these categories: Science Fiction, Space Exploration, and Civilization. Its main mechanics are Take That, Area Majority / Influence, and Tile Placement. 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 Horizons: Extermination are: Levi Mote. 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 Horizons: Extermination as an expansion for Horizons. Expansions add new content, rules or scenarios to the base game and usually cannot be played on their own, so you need Horizons to use it. Check that your edition of Horizons is compatible, as some expansions were revised between editions.