To make a Bitcoin deposit into a Pokerstars account, you must first create a wallet at Neteller. Then you must sign up at Pokerstars and confirm the account. Next, select the Deposit and Withdrawals option, and choose Neteller. Next, go to your wallet, and enter the amount of BTC you want to transfer to the gambling site. Finally, confirm the transaction, and you'll get your funds instantly at the Pokerstars account.