My predictions are that zetus found obito under the rock and rebuilt obit crushed half with his body that's why zetus has the metal half btw it's just a prediction:shrug:
if the uzumaki can gaine the rinnigan and the uchiha the ems the the uchiha gaine rinnigan in death the it means that probably from the same clan just a thought.
when naruto is in nine tail controlled form he has got 2 of the six paths features like
.the neaklace thing
. and on the headband u can see the horn things
there maybe more :cali