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The Underground Man (Japanese: ちかおじさん Underground Man) lives in Eterna City in a house next door to the Pokémon Center. He is the father of Byron and grandfather of Roark.
In the games
When players first meets him, he gives them the Explorer Kit. The other NPCs in his house describe various aspects of exploring the Sinnoh Underground.
He also gives a series of tasks, each with various rewards when they are completed:
- Use the Explorer Kit and go to The Underground
- Dig something out of the wall
- Plant a Sphere in the ground
- Dig a Secret Base
- Decorate a Secret Base
- Capture a flag from another player's Secret Base
- Capture five flags from another player's Secret Base
- Capture ten flags from another player's Secret Base
- Capture fifty flags from another player's Secret Base
In the anime
The Underground Man first appeared in A Grass Menagerie! while Team Rocket was exploring the Sinnoh Underground. He convinced Jessie, James and Meowth to dig up spheres and shards for him from the Underground, and fed them as a way of thanks. However, while they ate, he fled with the treasures.
In the manga
In the Pokémon Adventures manga
The Underground Man in Pokémon Adventures
The Underground Man first appears in VS Dialga and Palkia I, where he and Byron were digging underground to avoid Team Galactic from tracking the Sinnoh Gym Leaders. In the next chapter, he suffered the effects from the distortion of time and space caused by Dialga and Palkia battling. In VS Dialga and Palkia VI, the Underground Man along with Byron, Professor Rowan and Sir Berlitz escape from the underground.
|| Dugtrio (×3)
| The Underground Man uses these three Dugtrio to help him dig underground. While digging, they were suffering the effects from the distortion of time and space caused by Dialga and Palkia battling.
None of their moves are known.
|| VS Dialga and Palkia I