The Mandalorian Season 3 already looks preoccupied with the past. Despite the fact the series is set in a post-Empire future, there are all sorts of remnants from eras gone by. Grogu keeps having flashbacks to Order 66, and Mando is going back to Mandalore after it suffered some unknown fate. But one moment in the Mandalorian Season 3 trailer suggests a blast from the past that goes back thousands of years — and it could canonize an ancient species long thought to be the stuff of Legends.
