I bet Sasuke will be MAD if he doesn't get to see his bro. But the thing is Itachi is too scared to see him.
I'm pretty sure Sasuke is about to disappear again for a number of chapters. but before he does I think he'll kill someone without showing us the EMS's final ability that's reserved for the Naruto fight. But in the upcoming chapters I'm sure we'll get a clear image of how powerful EMS is finally