ANH: an imperial officer takes his shift on the gunner deck of the Star Destroyer: “Don’t forget guys, laser stuff are expansive, use it only when necessary”.
TESB: Boba Fett gives his report to Vader about the identity of the young rebel who destroyed the Death Star (like in the comic book).
ROTJ: a montage to see the Rancor growing up from his birth to adulthood.
TPM: a planet size kyber crystal goes big-bang and releases the Force through the Galaxy.
AOTC: after Jinn is killed, Dooku leaves the Jedi Order.
ROTS: Anakin being knighted, from the first Clone Wars tvseries.
TFA: the entire movie is just a pre-crawl scene, so I don’t see the point in adding one…