Here are some resources that may help:

https://help.tankionline.com/communities/10/topics/29130-how-to-play-tanki-with-a-controller

http://en.tankiforum.com/index.php?showtopic=315506&p=5440222

I don't have any ideas right off of the top of my head, but I managed to find those older topics. Hope they help :)

Just close out of your current account, using the image MSI uploaded above, then log-in to your other account. I would only recommend using the 'Remember Me' function if you are the only one that logs in. Otherwise, your tank could be stolen !

Thank you for the answers! :) 

What if I am banned for 24hrs or a week? Can i get unbanned?

I got one mission that gave me 2 gold boxes, but it took like 3 days to do it

about 10 mins