Comment on Brothers of the Blade by Neurosylum
Okay. I agree with your assessment. However, Sokka did fight his master to a standstill. And to this day, we still do not know who trained Zuko. Although it is a major consensus of fans believe it was Piandao.
The Wiki says Piandao trained Zuko. avatar.wikia.com/wiki/Zuko *reference 19*
In comic book form. Does Death Battle accept sources from other places than the main core? E.g. the cartoon.