In order to sign in on RK9 you will need to have a Google Account.

To sign in go to rk9.gg/login.

Select the "Sign in with Google" option, this will open a pop-up window which will ask you to sign in to your Google Account.

Once you have done so you will now be logged into your RK9 account you can now create, or edit your account profile at rk9.gg/profile.