What is Gastrodon's Pokédex number?

Gastrodon's Pokédex number is 423, identifying it as a creature from the Sinnoh region introduced in Generation IV.

What is the weakness of this Gastrodon card?

This Gastrodon card has a weakness to Grass-type Pokémon, meaning it will take double damage from Grass attacks.

What year was the Steam Siege set released?

The Steam Siege set, from which this Gastrodon card originates, was released in 2016 as part of the XY era of the Pokémon Trading Card Game.

Does this card feature both forms of Gastrodon?

Yes, the artwork on this card uniquely features both the West Sea (pink and brown) and East Sea (blue and green) forms of Gastrodon.

What is the effect of the "Sticky Shot" attack?

The "Sticky Shot" attack increases the opponent's Defending Pokémon's attack cost and Retreat Cost by one Colorless energy during their next turn.

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GastrodonSteam Siege #29 Pokémon Card

Steam Siege·#29·2016

Gastrodon, the Sea Slug Pokémon, is a beloved Water/Ground-type creature from Generation IV, known for its distinct regional forms and charming presence in the Pokémon world. This particular card, #29 from the 2016 Steam Siege set, is a common variant that stands out for its unique artwork depicting both of Gastrodon's forms. Here, visitors will discover deep Pokédex lore, detailed breakdowns of its attacks, energy costs, and weaknesses, alongside a comprehensive history of this specific edition.

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Card Number: #29
Release Date: August 2, 2016
Language: EN
Set Code: XY11

Gastrodon, the Sea Slug Pokémon, is a fascinating creature known for its vibrant colors and unique dual forms. Introduced in Generation IV with the Sinnoh region, Gastrodon evolves from Shellos starting at level 30. Its most distinctive characteristic is its regional variations: the West Sea Gastrodon, which typically has a pink and brown coloration, and the East Sea Gastrodon, featuring blue and green hues. These variations are not just aesthetic; they reflect Gastrodon's adaptation to different marine environments. As a Water/Ground-type Pokémon, Gastrodon possesses a unique type combination that makes it immune to Electric-type attacks, a significant advantage in battles. Its diet primarily consists of plankton and other small marine organisms, which it filters from the seawater. In the games, Gastrodon is often found along coastlines and in tidal pools, showcasing its affinity for shallow waters. In the anime, Gastrodon has appeared in various episodes, often depicted as a gentle yet resilient Pokémon, further cementing its role as a beloved creature within the Pokémon universe. Its distinct appearance and dual forms also contribute to its cultural significance, making it a memorable Pokémon for many fans.

Last updated: April 11, 2026