Star Wars: Legion - Stormtrooper Upgrade Exp.
Star Wars: Legion - Stormtrooper Upgrade Exp. - Rules of Play says:
Within this expanion you'll find a squad of Stormtroopers with seven unique, highly detailed miniatures, ready to crush the Rebellion wherever it rises. Five are armed with their trademark E-11 blaster rifles, while two heavy weapons specialists carry a DLT-19 heavy blaster rifle or an HH-12 rocket launcher. These Stormtroopers are identical to the ones included in the Core Set.