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