I've noticed that he has this list of the evilest people in the the world, who have corrupted and destroyed his city and are likely responsible for his father's death. Towards those people, he very clearly has Batman-like reservations towards killing. He'll shoot them arrows that are intentionally near-misses and…

What the cubes did was to drain the power from their hearts. So they were not dead; they were in power-saving mode.

What the cubes did was to drain the power from their hearts. So they were not dead; they were in power-saving mode.