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Christopher is a Greek demigod son of Hephaestus.

The Heroes of Olympus

The Lost Hero

Christopher appears presenting himself to Leo Valdez when he was introduced to his half-siblings.

Leo Valdez, his son of Hephaestus and brother


As a child of Hephaestus, he has the following abilities:

  • He is an expert builder and mechanic.
  • Technokinesis: As a son of Hephaestus, he can control machines.
    • He can sense machines, mechanics, or metal.
    • He can identify machinery type and use by touch.
    • He can sense faults in metal ore.
  • He can find and sense traps in the ground.

Hephaestus, his father