Remember when we thought the Cylons on Battlestar Galactica were a monolithic group that thought and acted as one? Like, well, robots? Those days seem very distant, and we couldn't be happier. Battlestar's bleak drama about the last remnants of the human race and the artificial life-forms that persecute them keeps getting more twisty and complex, as you can see in this new clip from tomorrow night's episode. Can you guess which Cylon gets accused of being a nihilist?