Created in 3,952 BBY, HK 49.5, better known as HK, started out as a standard HK-50 Assassain Droid and planted in Arkanis government. During his original programing, a large plasma storm inturupted the progress and corrupted other files, giving him a unique personality, and an over developed self preservation protocol. While seeking ways to insure his continued survival, he completed a number of modifications to his build, and aquired a sense of self awareness generally unkown in droids