
- BGG rank
- BGG #1,429
- BGG rating
- 7.1
CO₂
- 1–5 players
- 120 min
- Complexity 3.9/5
- 2012

Rules assistance for CO₂: Second Chance – Limited Pack Expansion and Upgrade
Plain-language explanations of turns, card effects and disputed situations, with official source references and saved question history.

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Answers come from the official rulebook, with the page to check.
CO₂: Second Chance – Limited Pack Expansion and Upgrade is an expansion for CO₂: Second Chance released in 2019 for 1–4 players, 60–120 minutes per game, and ages 12 and up. It was designed by Vital Lacerda.
The CO2: Second Chance - Limited Pack Expansion and Upgrade includes the unlocked stretch goals of the Kickstarter campaign for CO2: Second Chance. This is not available as part of the retail version of the game. Both EXPANSIONS and COMPONENT UPGRADES are including in this Limited Pack. CO2: Second Chance - Limited Pack Expansion and Upgrade contains: 8 new Lobby Cards a new 3D barrel-shaped Operation Round marker, to use in your CO2 game instead of normal counter. the CO2: World Event Expansion: a global cataclysmic event that affects the entire planet! Will you be able to manage it? a new 3D calendar-shaped Decade marker: you will able to use it in your CO2 game instead of normal counter. a new 3D factory-shaped CO2 marker, that you will able to use in your competitive CO2 game instead of normal counter. a new 3D Price marker: you will able to use it in your CO2 game instead of normal counter. the new Arctic Expansion! a new 3D big factory-shaped CO2 marker, that you will able to use it in your cooperative CO2 game instead of normal counter. the new Special Projects Expansion: 6 new huge tiles, which represent changes in the rules for projects, encouraging alternative strategies. the limited tile Huge Coal Factory. Players will be able to add this token to their plays.
CO₂: Second Chance – Limited Pack Expansion and Upgrade 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 CO₂: Second Chance – Limited Pack Expansion and Upgrade 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 CO₂: Second Chance – Limited Pack Expansion and Upgrade for ages 12 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.
CO₂: Second Chance – Limited Pack Expansion and Upgrade 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.
CO₂: Second Chance – Limited Pack Expansion and Upgrade belongs to these categories: Economic, Industry / Manufacturing, and Environmental. Categories describe the theme, setting and style of a game rather than its rules. Filter the catalogue by the same category to find similar games when you enjoyed CO₂: Second Chance – Limited Pack Expansion and Upgrade and want something comparable for your next game night.
The credited designers of CO₂: Second Chance – Limited Pack Expansion and Upgrade are: Vital Lacerda. 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 CO₂: Second Chance – Limited Pack Expansion and Upgrade as an expansion for CO₂: Second Chance. Expansions add new content, rules or scenarios to the base game and usually cannot be played on their own, so you need CO₂: Second Chance to use it. Check that your edition of CO₂: Second Chance is compatible, as some expansions were revised between editions.