First, the user needs to download the POW app
After accessing the app on your respective device, you will be able to register POW with your email address. You will receive a verification code that you will need to enter to enter the application.
You can also choose other ways to log in, such as: facebook account, apple account, private key, wallet, etc.
Transfer SOL to your in-app wallet, transfer SOL to your in-app wallet to buy NFT character cards on the market, and always keep some SOL in your wallet account as gas.