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| Cleaning Up Grimer/VS. Grimer
Cleaning Up Grimer/VS. Grimer (Japanese: VS ベトベター VS. Betbeter) is the 403rd round of the Diamond & Pearl chapter in the Pokémon Adventures manga.
- Diamond is revealed to have sneaked onto the Galactic airship.
- Diamond is revealed to be a fan of Red.
- Pearl reveals his full team.