He is first mentioned by Leo Valdez when he meets him working in the forges.
As a child of Hepheastus, he has the following abilities:
- He is an expert builder.
- He is an expert 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.