"There is not just you to mourn him! Selfish girl!" Marcie's warlike expression didn't quell her - it may have borne resemblance to Ares but it didn't have his power behind it. She had his power behind her though, she'd carried his child, and survived it.
But her emotions were as much of a warzone as her body had been, full of pain, full of contradictions; she could regret Tragos' death from the depths of her wounded soul and still emphatically claim he'd earned it. "He kidnapped my child! They all deserved to die!"