Cloyster #20/112
Pokemon card from FireRed & LeafGreen · released 2004-09-01
Cloyster is a Rare Water-type Stage 1 Pokemon card, number 20/112 of the FireRed & LeafGreen set (released 2004-09-01), illustrated by Aya Kusube. Its highest TCGplayer market price is ~$35.68 for the Reverse Holofoil finish, updated 2026-07-26.
Prices by finish
| Finish | Market price | Low | Mid | Buy |
|---|---|---|---|---|
| Normal | $2.33 | $1.85 | $2.60 | TCGplayer ↗ |
| Reverse Holofoil | $35.68 | $30.00 | $47.52 | TCGplayer ↗ |
TCGplayer market prices per finish, updated 2026-07-26 — not appraisals. Condition and grading change real-world value.
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Card details
| Set | FireRed & LeafGreen |
| Number | 20/112 |
| Rarity | Rare |
| Type | Water |
| HP | 70 |
| Stage | Stage 1 — evolves from Shellder |
| Artist | Aya Kusube |
| Format legality | Not legal in Standard or Expanded |
| Finishes | Normal · Reverse Holofoil |
Attacks & abilities
Poke-BODY: ExoskeletonAny damage done to Cloyster by attacks is reduced by 20 (after applying Weakness and Resistance).
Double Bubble10xFlip 2 coins. This attack does 10 damage times the number of heads. If either of the coins is heads, the Defending Pokémon is now Paralyzed.
Shell Attack50
Weakness: Lightning ×2 · Retreat cost: 1
Other Cloyster printings
More FireRed & LeafGreen cards
All Cloyster cards · FireRed & LeafGreen price list
Card data via TCGdex and pokemontcg.io, updated 2026-07-26; prices via TCGplayer via TCGCSV, updated 2026-07-26. Not official values.