World of Warcraft Promotion Code Retrieval page. Country-specific codes cannot be transferred from one country to another. Help other battle shoppers by submitting your promo code here.These coupons allow people to make the right choices and save big every time. Enter battle Coupon in the Promotional Code Box. Step 2: Go through the t checkout process. Redeem code, most codes are country specific and must match your Blizzard account country before you can claim them. Coupon Code, sale/Shopping tips. If you have any questions about using your coupons online, please contact t Customer Service. Try using all caps to enter the code. Copy and paste the Battle coupon code in the box next to the product and click "Apply" or "Submit". If the issue persists, contact Customer Support help.