Board Thread:Game Discussion/@comment-11179649-20130702042709/@comment-10822880-20130702164012

I changed my name from a default gamerxxxxx a couple of episodes back and maintained all stats/cards etc. The gamer/spark name is a default Mobage account - just click the Mobage icon in game (Allies section is easiest as many areas in here have the Mobage icon in the top right corner) then assign an email address to your account. Once you have a verified email address assigned to your default account you can change your account name without losing out earned