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  • A boxed set of the card game Sinner or Saviour against a gray background. On the left is a stack of cards, in the middle is a guidebook on top of scorecards, and the box is on the right.
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Card Game

Sinner or Saviour

Sinner or Saviour

Coming soon!

Full product details
Playing cards from Sinner or Saviour stacked in respective piles of their categories (Mobility, Energy, etc.), against a dark green background.

Fun, strategy, and CO2 footprints

Sinner or Savoiur 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 and finish with actionable and affirming insights to reduce your footprint.

The card game Sinner or Saviour in play. A hand holds out a black card with yellow text and border, playing the card. Hands are holding playing cards in the background.

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.

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.

Photo credit Jon Derman Harris