From October 4, 2021, OpenSea has changed its policy to hide all unverified collections by default.
To show your hidden NFTs on OpenSea
1. Go to the Hidden tab
2. Click on the ellipsis [...] and select "Unhide".
3. Confirm your Unhide decision by clicking on the blue button at the bottom right corner.
Now you have seen your NFTs. Do you want to mint some Pepper NFTs for just 0.015 ETH?