Blizzard or game account hacked or compromised.
Changing language settings for game and/or communications from Blizzard
How to move a game account to a different Blizzard account
How to consolidate multiple Blizzard accounts into a single account.
Steps on how to create a new Administrator Profile.
How to move a StarCraft II account off a Blizzard account
How the silence penalties work
If you forgot your Blizzard account email, you can use your phone number to find your account.
It is not possible to merge the progress of two or more games into one.
You can change your BattleTag in Account Management.