TYPE: Ghost, Shadow.
TURF: Industrial Areas.
CLOSE RELATIVES: Shadow.
SKILLS AND ATTACKS: Echofinder, Endobubble.
STRENGTHS: Jump attacks.
WEAKNESSES: Geno attacks, Bowser Crush.
BACKGROUND: Doppels are ghosts that haunt Smithy's Factory. They usually fight alongside other ghostly enemies such as Lil' Boos, Glum Reapers and Puppoxes. Though they are not employed in the Smithy Gang, it seems to spy on the factory and its workers and will randomly comment on its production.