The Support Code is what we use to verify you are the legitimate owner of the Robocraft account and also you can access your account. We cannot proceed to make any changes to your account information without this code.
Go to the Robocraft website and click the LOGIN button at the top
On the Login page, enter you username/email address and password or the 'Sign-in using Steam' button.
When you login successfully, under the Support section click 'Reset code' and reply to us with the new support code generated.