(2) Intermediate Star Wars Project (K2-SO)
Reprogrammed KX-series security droid

K-2SO (also referred to as K2 or Kaytoo-Esso) is a droid character in the Star Wars franchise, first appearing in the 2016 film Rogue One. K-2SO is a KX-series security droid originally created by the Empire, reprogrammed by Cassian Andor to serve the Rebel Alliance. He is co-pilot and "sidekick" to Andor, and lends comic relief to the film.