Steam Siege
#29 · 2016 · 116 cards
Gastrodon #29 from Steam Siege is worth $0.50 in Near Mint condition (updated July 25, 2026). A PSA 10 copy sells for $35.00.
Market Price · Near Mint · Updated July 25, 2026
→ Stable$0.53
Low $0.27Tracked High
$0.50
Jul 2026
Prices updated Jul 25, 2026
$0.53
Recent market data · NM
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Live listings · Sorted by price
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HP
110
Type
Pokémon
Stage
Stage 1
Evolves from
Shellos
Attacks
Sticky Shot
20
During your opponent's next turn, the Defending Pokémon's attacks cost Colorless more, and its Retreat Cost is Colorless more.
Water Pulse
60
Your opponent's Active Pokémon is now Asleep.
Weakness
Retreat Cost
“It apparently had a huge shell for protection in ancient times. It lives in shallow tidal pools.”
Illustrated by
Aya Kusube
Pokédex
#423
Gastrodon #29 from Steam Siege has a market price of $0.50 in Near Mint condition, last updated July 25, 2026. Prices refresh daily from live marketplace data.
A PSA 10 (Gem Mint) copy of Gastrodon #29 sells for $35.00.
Gastrodon is up 2.0% over the last 14 days, and up 25.0% over 6 months.
Set Rank · Steam Siege
Gastrodon
Awakened Heroes
0.0%14d
Gastrodon East Sea
Bonds to the End of Time
0.0%14d
Gastrodon West Sea
Bonds to the End of Time
0.0%14d
Gastrodon
Crimson Invasion
+9.1%14d
Gastrodon
Fever-Burst Fighter
-20.0%14d
Gastrodon
Lost Origin
-6.7%14d
Gastrodon East Sea
Rising Rivals
+2.3%14d
Gastrodon West Sea
Rising Rivals
+24.8%14d
Gastrodon West Sea
Secret Wonders
+0.5%14d
Gastrodon East Sea
Secret Wonders
+3.8%14d
Ungraded + PSA / CGC / BGS grades
| Condition | Market | eBay |
|---|---|---|
| Near MintMost common | $0.50 | $1.89 |
| Lightly Played | $0.39 | — |
| Moderately Played | $0.34 | — |
| Heavily Played | $0.20 | — |
| Damaged | $0.57 | — |
Graded Prices
| Grade | PSA | CGC | BGS | vs Raw |
|---|---|---|---|---|
| ★ 10 | $35.00 | — | — | +6900% |
| 9 | — | $4.00 | — | +700% |
Live market prices · ~ estimated using standard condition discounts
| Condition | Market | vs NM | eBay Sold |
|---|---|---|---|
Near Mint | $0.50 | base | $1.89 |
Lightly Played | $0.39 | -22% | — |
Moderately Played | $0.34 | -32% | — |
Heavily Played | $0.20 | -60% | — |
Damaged | $0.57 | 14% | — |
~ estimated from NM using standard condition discounts · updated when marketplace data is available
Tap a grade to see its price history
Ungraded
$0.50
NM raw
