Names have power.

“She was broken and helpless. Sciron, the son of Poseidon, had won again. Hazel …”

“I'm afraid not." Hades sighed. "My son here convinced me that perhaps I should …”

“Akmon pulled a ratchet wrench from the tool belt and spun it like a noisemaker.…”

“Percy blinked. “So your brother is a winged horse. But you’re also my half brot…”