Welcome to the forum, you need to buy a copper membership [1] in order to post an image in this forum, you're still newbie that's why the image is not shown.
As I can see this is an another DEFI casino and offer dividend reward, you're also accepting Bitcoin too. How it's possible we can gamble using Bitcoin? I don't see sign up button. My assumption we need to login using email address and we will get an address or unique code to deposit our Bitcoin?
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https://bitcointalk.org/index.php?action=credit;promoteYes! Connect your Metamask/Web3 wallet or use magic link, which creates you a ERC20 wallet that you can interact with the blockchain with. If you deposit BTC, It is converted into WBTC and held in our smart contracts on the Polygon Network.