Once upon a time, three mighty clans of assassins fought for the right to unbox the Nexus One – the most sacrosanct of Android phones the world over. A year has passed, and in that time their fiery passion for technology has only multiplied. Today those deadly warriors of the night battle again, only for the Samsung Nexus S, rightful heir to the Throne of Pure Google Experience. Which will prevail? The devious Black Ninja? The furious Red Ninja? Or the righteous White Ninja? Go here to find out.