there is also
neteller
it has many advantages over a credit card or bank account.
You can never over-draft your Neteller account.
It is a very secure way of playing online casino, sports books and poker rooms. Fast deposit and fast credit of your earnings.
some
casinos give you a bonus for depositing via Neteller 15% seems to be the average.
Overall you can get a debit card that allows you to withdraw your earnings directly from an ATM or you can use the card to make purchases just like using a Master Card.