The darkmarket.eth address returned 39,712 ETH (~$74 million at the time of writing) blocked during the auction of the Ethereum Name Service (ENS) domain name service.
He moved these funds and another 63,734 ETH (~$119 million) to a new wallet.
In 2021, ENS founder and lead developer Nick Johnson reminded darkmarket.eth and other users to return their assets blocked in the protocol. He attached a special link to the message for output.