Reporting another player that is using an offensive or inappropriate BattleTag
How to block communication from another player in the Blizzard Battle.net Desktop App.
How to report a player in Heroes of the Storm
How to move a game account to a different Blizzard account
A BattleTag™ is a player-chosen nickname that identifies your Battle.net account
Information on error BLZBNTAGT00000BB8
Troubleshooting steps to resolve this error when using a credit card
How to block communication from another player in Heroes of the Storm.
How to report harassment taking place within Blizzard chat.