Blizzard or game account hacked or compromised.
If someone changed the email address on your account, or if you can't remember what it was, we can send you a text to recover your account.
What to do if the account of a friend or family member was compromised.
Change your Blizzard account email address.
What to do if a friend or family member has access to your account and has updated the account details, are preventing you from accessing the account, or has taken gold or items.
What to do if you think gold is missing from one or more of your characters
Is your character missing after you purchased a Character Transfer or Faction Change?
How to update the email for Parental Controls.
How to change or update a Blizzard account email address.
How to correct an email mistake when creating or updating your Blizzard account