The HK-24 series assassin droid was a class of assassin droid produced by the Czerka Corporation in the era of the Mandalorian Wars. Known for their distinctive red durasteel plating and fierce autonomy, the HK-24 was designed to impersonate protocol droids to avoid suspicion and easier facilitate the elimination of its target. Although the HK-24 represented a significant advance in droid technology at the time, and was mass-produced by Czerka in the run-up to the Mandalorian Wars, a lack of mass commercial appeal for an assassin droid ensured the HK-24 was a massive financial failure. However, Czerka recouped some of its financial losses when the entire production run of HK-24s was bought by Adascorp CEO Arkoh Adasca in 3963 BBY, so he could employ the droids in his search for runaway Ark