Berserker
He wouldn't put it past her, or his brother.
"We do have some powers," Bjorn said. "Our senses of smell and eyesight are more advanced, and we can run very fast, even with only two legs. The guards know something is different about our clan, though they don't know exactly what. The rumors are enough that they fear us being free. They hunt us down without mercy if one of us runs." The man cleared his throat, suddenly overcome with emotion. "Aya, my cousin, was the last to try. She was caught and beaten to death in front of us. None of us have tried since then."
Sikat na Kabanata