|Ability:||Torrent (Not yet activated)|
|Debut:||AG025: A Mudkip Mission|
|Caught where:||Near Dewford Town|
|Current location:||At the Pewter Gym|
|Evolved:||123 episodes as Mudkip|
|Evolves In:||A Chip off the Old Brock|
|Original Trainer:||Brock (anime)|Brock|
After evolving, Brock's Marshtomp became a strong Pokémon often used to settle fueds or just in simple battle. Marshtomp is a well mannered Pokémon which takes after its trainer a little bit in regards to romance. Brock noteably used Marshtomp in a Pokémon Contest against May. Brock's Marshtomp debuted in "A Chip Off the Old Brock".
- Brock's Marshtomp is the only Hoenn Starter Pokémon that isn't voiced by Darren Dunstan and later Bill Rogers in its first stage evolution.