My credit card, bank account or PayPal has a charge from Blizzard that I don't recognize.
A temporary pre-authorization charge may be applied when making a digital purchase.
The Blizzard End User License Agreement explains what you may and may not do with a Blizzard account. This article highlights a few passages from the EULA that are most relevant to this policy.
Information on the Blizzard Authenticator
Information about common payment issues and troubleshooting steps
Instructions to check the status of an order placed on the Blizzard Shop
Received a PayPal email notification for a Blizzard purchase made by someone else
Information on Blizzard Phone Notifications
Payments in the Blizzard Shop cannot be split between two payment methods.
Information about using pre-paid credit cards for Blizzard purchases