How to solve this problem on an incomplete Battle.net account
Information about using pre-paid credit cards for Blizzard purchases
How to find your CVV code
How to redeem a code for a game, a product, or Blizzard Balance.
What to do if you cannot see your recent BattleTag name change in-game
Troubleshooting steps to save a credit card in your Payment Methods page
Information about the app and troubleshooting gametime display
How to resolve the error message "We can’t process this code at this time"
Information on error BLZBNTBNA00000131
Blizzard's stance on inappropriate behavior in Blizzard games.