Here are weekend Arena Chances codes for all players:
Code of Saturday: mmxn, 5 Arena Chances, expiration Feb 10th 24:00 PST.
Code of Sunday: bdmm, 5 Arena Chances, expiration Feb 10th 24:00 PST.
Before you use the codes please click Arena to check how many chances you’ve got, if you fail to get extra chances after using the above codes, please contact CS help. Please make sure you use the codes before the expiration.