Z makes a good point. Whether it is a good guy or bad guy is contextual, Rebels, terrorists, freedom fighters, revoluntionaries do the same thing. Their reasons and motivations vary, but whether you love 'em or hate 'em depends on who you are.

And Fossil... I don't think that DV killed OWK. The force was draining from his body as they fought. At the moment of the potentially lethal blow, OWK disappeared. It is well established in law that if there is no body, there is no crime.

Now, if you take the other episode into consideration, it appears that Anakin Skywalker harmed many. But that may be the typical historionics used after a successful revolution to vilify the deposed establishment and justify the actions taken.