You can use VISA credit card/savings card and MasterCard. Now, if you want to apply for a bank savings card, you can choose to apply for a VISA card, then log in to the tubing live page and click the SC button. If you are not sure whether you are over 18 when trying to watch age-limited content, you may need to use a valid id or credit card (regardless of the age of your Google account) for verification.