Use this Google sheet to track the value of your single/sealed Pokemon collection automatically based on live Cardmarket prices. It's 100% free, easy to use, works for any product on Cardmarket, and saves a ton of time. 👉 How to set up your own sheet in 5 minutes: 1. Join the PokeCard Investing community (it's free). 2. Go to the classroom of this community, follow the video instructions. 3. Track your collection effortlessly from now on 👌. I spent a TON of time building this sheet for myself and I'm now sharing it with you guys. Let me know what you think and if you have any questions or suggestions on how to improve it!