"Cautionary: expect underperformance in every aspect. There are reasons why the more intelligent meatbags send droids out to dispose of threats." If they were singularly intelligent, they created an HK-47 model and unleshed said droid on the galaxy. "Disclosure: I was designed and constructed by my master to terminate meatbags using whatever tactics, level of stealth, or total death toll required." His master was the only one who really understood how to get the best results. His other various owners had not, best evidenced by their current shared trait of a fatal case of death.