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Cloyster · PokeLabs

Sets FireRed & LeafGreen

Cloyster

Set: FireRed & LeafGreen
Number: 20 / 116
Rarity: Rare
Pokédex: #91 · Gen 1

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EX · FireRed & LeafGreen · #20

Cloyster

WaterStage 1Rare70 HP

TCGplayer price · Reverse Holofoil+$2.17 (6.1%)

In your collection

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Market price

Normal

$2.86-1.1% 7d

Lightly Played: $2.00
Moderately Played: $1.45
Heavily Played: $1.00
Damaged: $0.90

26 sellers · from $0.87

Reverse Holofoil

$37.48+1.6% 7d

Lightly Played

Market activity

12 recorded sales

$28.29PSA 9▲ trending up

4 recorded sales · last sold 8/23/26

8/23/262004 POKEMON EX FIRE RED & LEAF GREEN #20 CLOYSTER PSA 9eBay$29.58
8/16/26Pokemon Cards - PSA 9 Cloyster 20/112 - Ex Fire Red & Leaf Green - MINT - PSA9eBay$33.86
7/28/262004 POKEMON EX FIRE RED & LEAF GREEN #20 CLOYSTER PSA 9eBay$27.00
12/24/252004 POKEMON EX FIRE RED & LEAF GREEN #20 CLOYSTER PSA 9eBay$18.10

Completed eBay sales, not asking prices. Grades backed by few sales are indicative.

Evolution line

Shellder
Cloyster

Abilities

Poké-BodyExoskeleton

Any damage done to Cloyster by attacks is reduced by 20 (after applying Weakness and Resistance).

Attacks

Double Bubble

10×

Flip 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.

CC

Shell Attack

50

WCC

Combat & details

Weakness: Lightning ×2
Resistance: None
Retreat: C
Category: Pokémon
Evolves from: Shellder
Artist: Aya Kusube

$23.54

Moderately Played

$16.74

Heavily Played

$10.00

Damaged

$13.23

As of Oct 7

PSA population

30.8% grade a perfect 10, across 39 submissions.