If I had a nickel for every time Grand Admiral Thrawn got involved with plans to go beyond the galaxy far, far away, I'd have two nickels—which isn't a lot, but it's weird that it happened twice.
Cassian's on a new mission to steal a familiar ship in the next season of his self-titled Star Wars show.
War of the Rohirrim's adaptation comes right out of Lord of the Rings' appendices—albeit with significant additions.