Shellos
Steam Siege · #28

Shellos

Shellos is a Common Pokémon TCG printing from Steam Siege (#28). Cactaur's latest catalog snapshot shows a TCGPlayer market reference near $0.33 for ungraded copies. The set released in 2016. Scan your copy in the Cactaur app for condition-aware pricing.

Steam Siege set collectorsEvolution line completers UnlimitedExpanded
TCGPlayer market $0.33
Cardmarket trend €0.09
Rarity Common
App coming soon

Who is this card for?

Shellos suits collectors working on Steam Siege who need the Common slot. Compare listing photos to your target finish; skip impulse buys when variant or wear is unclear. Verify finish, condition, and listing photos before paying above recent market references in the Cactaur catalog.

What is Shellos from Steam Siege?

Shellos is a Pokémon card in Steam Siege numbered 28. Its shape and coloration vary, depending on its habitat. National Pokédex #422. Verify finish, condition, and listing photos before paying above recent market references in the Cactaur catalog. Verify finish, condition, and listing photos before paying above recent market references in the Cactaur catalog.

What is Shellos worth today?

Cactaur tracks a TCGPlayer market reference near $0.33 for Shellos. Low and high spread runs $0.10 to $19.98. Per-finish references: Reverse Holofoil: $0.33; Normal: $0.17. Verify finish, condition, and listing photos before paying above recent market references in the Cactaur catalog. Verify finish, condition, and listing photos before paying above recent market references in the Cactaur catalog.

SetSteam Siege
Number28
RarityCommon
TCGPlayer USD$0.33
Cardmarket EUR€0.09
Reverse Holofoil $0.33
Normal $0.17

Gameplay stats

HP70
TypesWater
Rain Splash Water 10
WeaknessGrass ×2

How collectible is Shellos?

Shellos is listed as Common in Steam Siege. Set collectors, type collectors, and art buyers may value this card differently — confirm variant before paying chase premiums. Verify finish, condition, and listing photos before paying above recent market references in the Cactaur catalog.

What are the key details for Shellos?

Catalog fields: set Steam Siege, rarity Common. Illustrated by Sanosuke Sakuma. Format status: Expanded. Cross-check holo pattern and language when buying online. Verify finish, condition, and listing photos before paying above recent market references in the Cactaur catalog. Verify finish, condition, and listing photos before paying above recent market references in the Cactaur catalog.

Cactaur's take

Shellos from Steam Siege should be evaluated with set context, finish, and condition together.

Pros

  • Shellos is catalogued as Common printing in Steam Siege, making set and number verification straightforward.
  • Public market data shows a TCGPlayer reference near $0.33 across finishes (Reverse Holofoil: $0.33; Normal: $0.17).

Cons

  • Raw market prices vary by condition, language, and holo variant — NM estimates are not slab grades.

Verdict: Use $0.33 as a benchmark, then adjust for finish, grade, and how quickly you need to buy or sell.

FAQ

How much is Shellos worth?

Cactaur's catalog shows a TCGPlayer market reference near $0.33 for ungraded Shellos from Steam Siege. Actual value depends on condition, language, and finish such as holo or reverse holo. Scan your card in the Cactaur app for a tailored estimate.

What set is Shellos from?

Shellos is listed in Steam Siege (XY) as card #28. Always match both name and collector number because many Pokémon share names across sets. Verify finish, condition, and listing photos before paying above recent market references in the Cactaur catalog.

How rare is Shellos?

Our catalog lists Shellos as Common in Steam Siege. Rarity guides pull rates but does not alone determine price — chase art, demand, and condition matter.

Is Shellos good for collectors or players?

Shellos includes gameplay stats in Steam Siege. Players should review format legality; collectors often prioritize set symbol, number, and visual variant over raw power. Verify finish, condition, and listing photos before paying above recent market references in the Cactaur catalog.

What is the difference between holo and reverse holo Shellos?

Finish variants of Shellos carry separate market listings. Reverse Holofoil: $0.33; Normal: $0.17 before buying — sellers often mix up reverse holo and non-holo photos.

Related cards

Trust & data sources. Cactaur displays catalog and market data from pokemontcg.io embedded TCGPlayer/Cardmarket references. Prices change frequently and are not guarantees.

Cactaur does not authenticate cards or guarantee values. Scan your copy in the iPhone app for condition-aware guidance.

Catalog snapshot: 2026-06-12. Last updated: 2026-06-10.