"Master, I need help!" Zero's emotionless, mechanical voice entered He-El's mind. Only a handful of people could communicate with He-El across universes. Zero's utterly emotionless voice was, in fact, the most energy-efficient method of communication. Within the He-El Universe, emotions and feelings were also forms of energy. They could be consumed, collected, and utilized. Zero saw no need to imbue communication with emotion, because He-El would not know whether her situation was urgent anyway. "Zero, what is it?