Flip a coin. If heads, the Defending Pokémon is now Paralyzed.
Flip 4 coins. This attack does 20 damage times the number of heads.
Cloyster (Expedition Base Set) is presently valued at about $83.15 in raw condition. Its 7-day movement is largely flat at 0.0%.
That is close to the 30-day average of $82.96. Its 90-day trading band runs between $81.97 and $84.82, producing a 3% range and low-volatility behavior.
This version is categorized as Rare Holo.
Market structure summary: Over the last 7 days, prices have remained stable at 0.0%, indicating a consolidation phase over sudden breakouts. Observed 90-day bounds of $81.97 and $84.82 create a 3% band, matching a low-volatility profile.
Relative to the 30-day baseline ($82.96), pricing is near equilibrium. Top-grade copies show substantial separation from raw: PSA 10 is pricing +2041% above the current raw benchmark.
PSA 9 is currently around $228.16, while PSA 10 is $1780.08.
In 2002, Expedition Base Set introduced this print of Cloyster. Its card type is Pokémon.
The rarity label is Rare Holo. Printed HP is 80.
Energy typing is Water. As an evolution, Cloyster develops from Shellder.
Attack line includes "Lick" and "Auto Fire". Metal weakness applies to this print.
A wider Cloyster checklist helps contextualize this specific Cloyster print. Comparable entries in this snapshot: 6 cards, 6 distinct sets.
Comparable prices currently cover $0.15-$0.42, a 180% band. Against the sample mean of $0.21, this card is +38877%.
Notable alternatives include Cloyster #24 (BREAKpoint) at $0.17, Cloyster #32 (XY) at $0.42, Cloyster #51 (Fusion Strike) at $0.19, and Cloyster #41 (Sword & Shield) at $0.18.
Expedition Base Set entered circulation in 2002. Expedition Base Set is grouped under the E-Card era.
With 165 listed cards, this is a mid-size set by modern TCG standards. As of 2026, the set is 24 years old and fits a legacy-era profile.
Within this set, Cloyster is card number 8 with a Rare Holo designation.
