Star Wars Legion: Imperial Royal Guard Unit Expansion

Star Wars Legion: Imperial Royal Guard Unit Expansion - Rules of Play says:

The Imperial Royal Guards Unit Expansion contains everything you need to add a unit of Emperor Palpatine’s personal bodyguards to your army. The squad of four unpainted, easily assembled miniatures stands ready to protect the Emperor or do his bidding on any planet across the galaxy. The Royal Guard is also accompanied by five distinct upgrade cards that invite you to outfit them with even more tools for protecting the Emperor.