• Box des Klimaschutz Kartenspiels Sinner or Saviour mit 4 Markern für CO2-Fußabdruck Spiel auf dunkelgrünem Hintergrund.
  • Nachhaltigkeit Kartenspiel Sinner or Saviour mit Kartenstapel, Spielanleitung und Scorecards auf dunkelgrünem Hintergrund.
  • CO2-Fußabdruck Spiel Sinner or Saviour von oben: Karten in 6 Kategorien, Box, Scorecards und Anleitung auf grünem Hintergrund
  • Spielkarten des Klimaschutz Kartenspiels Sinner or Saviour (Mobilität, Energie Kategorien) auf dunkelgrünem Hintergrund.
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Climate education card game

Sinner or Saviour Climate Education Card Game

Sinner or Saviour Climate Education Card Game

B2B Customer? Order the game and marker sets separately.

€20,90 EUR
€20,90 EUR
Sale Sold out
Including VAT. Free shipping in the EU for orders over €50.
Full product details

Master Climate Strategy with Sinner or Saviour – The Climate Education Card Game

Take on the ultimate sustainability challenge with Sinner or Saviour, an engaging educational card game for 3–6 players. Designed to spark meaningful conversations about climate change and human activity, this game combines strategy and fun while teaching players about real-world CO₂ emissions.

Each round, players predict how many tricks they can win while protecting their limited “climate budget.” Every card represents an everyday activity with its CO₂e footprint, from brewing coffee to taking a long-haul flight. Special Sinner and Saviour cards add exciting twists: will you lead your group to a sustainable future, or plunge it into climate chaos?

Ideal for eco-conscious game nights, classrooms, and sustainability workshops, Sinner or Saviour turns climate science into an interactive experience. Printed sustainably in Europe, this game is perfect for anyone looking to learn, play, and make an impact.

Spielkarten des Klimaschutz Kartenspiels Sinner or Saviour (Mobilität, Energie Kategorien) auf dunkelgrünem Hintergrund.

Fun, strategy, and CO₂ footprints

Sinner or Saviour turns learning about CO₂ and the climate crisis into a fun and eye-opening experience with friends.

Climate education doesn't have to feel like homework. Through strategic play, you can learn about CO₂ footprints and the climate crisis with friends.

In this educational game for teens and adults, you'll learn actionable and affirming insights to reduce your footprint.

Hands playing Sinner or Saviour, a climate impact card game. The cards are black with colorful borders and white text.

Gameplay

You can play with 3-6 people within 45 mins. The cards show CO₂ pollution in the areas of energy, mobility, nutrition and consumption. The lower the pollution, the better the card.

Players estimate their tricks per round and manage a climate budget of 150 points. The player with the most climate points at the end wins.

Sinner or Saviour FAQs

What is Sinner or Saviour about?

It’s a trick-taking strategy game focused on real-life CO₂ emissions. Players compare the climate impact of everyday actions, make predictions, and manage a shared climate budget. Full game play instructions, including variations, are here.

How many people can play?

The game is designed for 3–6 players, ages 14 and up. A typical session lasts about 45 minutes.

What’s included in the box?

You’ll get 52 action cards, 4 Sinner cards, 4 Saviour cards, 6 reusable scorecards, and a guidebook. Scorecards can be reused with dry-erase markers, included.

I can't believe one of the cards. Can we check your sources?

Of course! Here is the game's complete bibliography.

What makes Sinner or Saviour eco-friendly?

We are so glad you asked. We printed Sinner or Saviour playing cards in Melk, Austria. Come behind the scenes with us here to see how our high quality playing cards are made.

Is the game only in German?

Currently, the game and guidebook are in German. Which languages should we translate it into next? We'd love your feedback. 

Where can I buy extra scorecards or markers?

If you don't have whiteboard markers, here are scorecards you can print at home. You can buy extra scorecard markers here.

Materials + Life Cycle

Our card decks are printed Cradle to Cradle certified Silver in Melk, Austria.

This means: only renewable energy was used in production, and the materials (FSC-certified paper and non-toxic inks) are safe and fully recyclable.

Pollution footprint

We aim for a net positive impact from our product's production, transport, and consumption. 

Producing each deck emits about 0,18kg CO2e, which our supplier offsets by 110%. We share more about this below.

Discounts

Discount codes can be applied on the checkout page.

Shipping + Delivery Times

Where we ship

All of our products ship to the following countries: 

🇩🇪 Germany 🇦🇹 Austria 🇧🇪 Belgium 🇨🇿 Czechia 🇪🇪 Estonia 🇫🇮 Finland 🇫🇷 France 🇮🇪 Ireland 🇱🇻 Latvia 🇱🇺 Luxembourg 🇳🇱 the Netherlands 🇳🇴 Norway 🇸🇰 Slovakia 🇸🇮 Slovenia🇨🇭 Switzerland

Many of our products also ship to the 🇺🇸 United States.

Shipping costs

Orders in 🇩🇪 Germany over €50 ship free.

Shipping costs & options are displayed on the order confirmation page at checkout.

🇺🇸 As of 25 August 2025, DHL service to the US is currently paused while they work out how to implement new US customs rules, following an executive order to eliminate de minimis at short notice. More information here.

Fulfilment times

Puzzles are fulfilled within 5 business days; all other products are usually fulfilled within one business day. 

Delivery times

Shipments are usually delivered within 🇩🇪 Germany within 1 week after shipment, and within 🇪🇺 the EEA 2 weeks after shipment.

Dimensions

Cards: 70 x 120 mm

Good to know

This product is for ages 14+.

All brand names used in this game are the property of their respective owners. Their inclusion is for educational and illustrative purposes only, and does not imply any affiliation, sponsorship, or endorsement.

The content in this game is for educational and illustrative purposes only and does not constitute medical, health, or legal advice.

A professional photo of Luisa Schrott and Maike Klingler, designers of Sinner or Saviour, against a creme background. They are both smiling, looking at the camera.

About the Developers

Maike Klingler and Luisa Schrott are UI/UX designers from Berlin. In the face of climate crisis, they use design to envision sustainable futures in which everyone can take responsibility for the planet.

They developed Sinner or Saviour during their studies to create an entertaining gaming experience for friends to discuss, reflect, and learn together.

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