Create or edit warkey.conf (example):
Warkey is generally considered safe for custom maps and LAN play. However, always exercise caution if using it on closed battle.net servers. warkey download 68 link
Redeem via command line:

Create or edit warkey.conf (example):
Warkey is generally considered safe for custom maps and LAN play. However, always exercise caution if using it on closed battle.net servers.
Redeem via command line: