Dune Part Two Trailer #2 Explained (no spoilers)

What happens in the new Dune trailer? Who is Emperor Shaddam? How does the trailer compare to the Dune book?

English

Originally Aired August 6, 2023
Runtime 27 minutes
Production Code eP9TA2RIAA8
Network YouTube
Created August 7, 2023 by
shriek
Modified August 7, 2023 by
shriek