From Bulbapedia, the community-driven Pokémon encyclopedia.
Pokémon Adventures: The Gastly Ghosts is the fifth monthly issue of the Pokémon Adventures manga released by VIZ Media. It contains rounds thirteen, fourteen, and fifteen of the Red, Green & Blue chapter. The chapters originally released in this book were later compiled into the final two chapters of Volume 1 and the first chapter of Volume 2. As a bonus, it contained a sheet of Pokémon stickers which were not included with the collected volume release.
The following Pokémon evolve: