
- BGG rank
- BGG #2,287
- BGG rating
- 7.1
A House Divided: War Between the States 1861-65
- 2 players
- 240 min
- Complexity 2.6/5
- 1981

Expansion for Nemo's War (Second Edition)
2018
Rules assistance for Nemo's War (Second Edition): Nautilus Upgrades Expansion Pack #1
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.
Nemo's War (Second Edition): Nautilus Upgrades Expansion Pack #1 is an expansion for Nemo's War (Second Edition) released in 2018 for 1–4 players, 60–120 minutes per game, and ages 13 and up. It was designed by Alan Emrich and its main mechanics are Push Your Luck, Area Movement, and Area Majority / Influence.
The Nautilus Upgrades Expansion Pack presents 12 new Nautilus Upgrade cards including the Clockwork Cipher, the Adventurer’s League, Nemo’s Manifesto, Prize Crew Quarters, and more! Sail aboard the Nautilus as you have never sailed with her before. —description from the publisher
Nemo's War (Second Edition): Nautilus Upgrades Expansion Pack #1 supports 1–4 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 Nemo's War (Second Edition): Nautilus Upgrades Expansion Pack #1 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 Nemo's War (Second Edition): Nautilus Upgrades Expansion Pack #1 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.
Nemo's War (Second Edition): Nautilus Upgrades Expansion Pack #1 has a complexity rating of 3.2 out of 5 from BoardGameGeek players, which makes it a medium-weight 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.
Nemo's War (Second Edition): Nautilus Upgrades Expansion Pack #1 belongs to these categories: Wargame, Travel, and Exploration. Its main mechanics are Push Your Luck, Area Movement, and Area Majority / Influence. 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 Nemo's War (Second Edition): Nautilus Upgrades Expansion Pack #1 are: Alan Emrich. 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 Nemo's War (Second Edition): Nautilus Upgrades Expansion Pack #1 as an expansion for Nemo's War (Second Edition). Expansions add new content, rules or scenarios to the base game and usually cannot be played on their own, so you need Nemo's War (Second Edition) to use it. Check that your edition of Nemo's War (Second Edition) is compatible, as some expansions were revised between editions.