How to Upgrade NFT in Game?

1. Go to NFT->MY NFT.

2. Choose an NFT you want to upgrade. The price of the upgrade will vary depending on the level of the chosen token.

3. Press Upgrade. You will get a pop-up showing you a preview of the next level

4. Press Upgrade.

5. Approve Transactions in your MetaMask wallet. To proceed you will need a transaction fee in MATIC.

6. You will receive a "Success" message from MetaMask and after a couple of moments, Your NFT will be upgraded to the next level. Previous level NFT will be burned.