Pokémon · Stage 1

Gastrodon West Sea

HP 100FightingEvolves from Shellos West Sea

Set

Secret Wonders

Number

9/132

Rarity

Rare Holo

Artist

Kazuyuki Kano

#0423 Gastrodon — Pokédex entry →

Prices

prices as of Oct 29, 2026

TCGplayer via TCGCSV · as of Oct 29, 2026 · USD

Variant	Market	Low	Mid	High
Holofoil	$15.59	$15.00	$30.00	$98.90
Reverse Holofoil	$13.34	$13.38	$57.80	$158.70

Holofoil

Market: $15.59
Low: $15.00
Mid: $30.00
High: $98.90

Reverse Holofoil

Market: $13.34
Low: $13.38
Mid: $57.80
High: $158.70

Cardmarket via TCGdex · as of Oct 29, 2026 · EUR

Trend: €4.32
Average sell: €2.95
1-day avg: €8.00
7-day avg: €2.92
30-day avg: €4.89
Low: €0.33
Reverse Holo trend: €7.09
Reverse Holo avg sell: €4.16
Reverse Holo 30-day avg: €4.30
Reverse Holo low: €0.50

TCGplayer Find on Cardmarket

Attacks

FCRaging Flood20+
Does 20 damage plus 10 more damage for each damage counter on Gastrodon West Sea. Then, remove 2 damage counters from Gastrodon West Sea.
FCCCWild Waves80
Put 1 damage counter on each Benched Pokémon (both yours and your opponent's).

Weakness

G+30

Resistance

L-20

Retreat

CCCC

It has a pliable body without any bones. If any part of its body is torn off, it grows right back.

Card data and image from the Pokémon TCG API. TCGplayer prices courtesy of TCGCSV. Cardmarket prices courtesy of TCGdex. Prices change daily; check the marketplace before buying.