Board Thread:Out-of-Topic Threads/@comment-24786581-20150131123123/@comment-25669516-20150201152204

Yeah but he can still play on his phone with his legit account. Doesn't matter what they ban - WiFi MAC address or IMEI- they are both unique to your phone/tab so you'll stay banned unless you root and change them. It's kind of risky though cuz it can mess up your phone's network sometimes.