I continue to get charged for games, I want these charges to stop

Cancel the subscription -- see instructions in How to cancel a subscription from Apple - Apple Support

If that doesn't solve the issue, note that this is primarily a user-to-user support forum; other Apple users like you. We don't have access to information about charges to your account. See each of the steps in the following instructions. They include information on contacting Apple Support if the other steps don't help: If you see 'apple.com/bill' on your billing statement - Apple Support