Originally Posted by kael03
Minato didn't really say much during their fight. At least, not out loud.
Okay, wasn't your original point that no one knew about FTG, even Kakashi till he explained after Obito death, but he didn't really explain FTG to him.
What it seems like to me still is that they did in fact know about it. Only reason A had to figure it out is because he was from the cloud.