Perhaps the senju didnt look Uchiha in the eyes when fighting. I'd expect knowledge of their genjutsu probably passed down after generations of fighting. Gai was able to fight without looking itachi in the eyes im sure kage's like tobirama and hashirama could also do it. Also they have...
First off how can naruto do anything in secret without the reader knowing? Lol and second was anyone at least a little hopeful it was going to be the rasen Senkou Chourinbou kousan shiki when he said he was going to use a technique to create an opening?
So based on Madara's reactions to various situations in the manga and the fact he obtained the EMS it's pretty obvious Izuna is dead. Why didn't he try using Izanagi after Tobirama's lethal attack? Or put a time delay Izanagi on it like Madara did. The only thing I can think of is that maybe...
Getting a visual in the latest anime made it seem even more impressive than before. With neji and hizashi rotating in opposite directions they were able to deflect the ten tails hand without much trouble at all. What's the strongest attack you think it could stop?
Hinata popped out of the cocoon instead and Kaguya used her as a vessel. I know Madara is the perfect vessel for her so she never would but that would be difficult for Naruto I'm sure. It'd be interesting seeing how he'd react.