Sometimes, before particularly taxing psychic power use, Centurion Morvenae can be heard to say “Fiat voluntas necessitatis.” (Let the will of necessity be done.) It isn’t a prayer. It’s not even really a mantra. Those who’ve served beside her long enough know it’s more of a warning—to herself as much as others. A signal that…

Centurion Pulchra recites Macraggean battle hymns mid-combat, her voice ringing out even over the roar of bolters. Some say it’s stirring. Others say it’s insufferable. Everyone knows it means the charge is coming. Whether you find her inspiring or unbearable often depends on whether you’re winning—or losing. Either way, when her banner rises and her…