This could be the first inkling we’re going to see Yoda return to Star Wars. For The Force Awakens there were tons of rumors and little loose connections that Yoda would be in the film but we could never figure it out entirely how because it was just voice-over work. If that was the case here, you wouldn’t need him to go to the set. The best case scenario is Yoda is back and Oz is operating him. The second best scenario is that Oz is going to do the voice on set with the cast so he can interact with them and the reading has a genuine flow. The most probable scenario is he’s visiting as a consultant for something Yoda or not Yoda-related.
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