Question 1

What is the current market value of Cloyster #20?

Accepted Answer

For Cloyster in FireRed & LeafGreen, the current reference price is $2.03. Price action is stable over 7 days, moving only +0.8%. It now sits 10.3% above its 30-day average of $1.84. In the past 90 days, observed prices ranged from $1.59 to $2.03 (22% spread), a moderate-volatility profile. The listed rarity for this print is Rare.

Question 2

Is Cloyster #20 a good investment or collectible?

Accepted Answer

Pricing context for collectors: We observe a +0.8% shift this week, which points toward price consolidation rather than immediate volatility. Observed 90-day bounds of $1.59 and $2.03 create a 22% band, matching a moderate-volatility profile. Current value is 10.3% above its 30-day reference ($1.84). Graded context points to a substantial premium curve, with PSA 10 at +5770% above raw pricing. PSA 9 is currently around $18.08, while PSA 10 is $119.17.

Question 3

What is Cloyster #20 and what makes it special?

Accepted Answer

Cloyster appears in FireRed & LeafGreen, released in 2004. Core profile: Its card type is Pokémon. The rarity label is Rare. Printed HP is 70. Energy typing is Water. This card evolves from Shellder. Notable ability on this print: "Exoskeleton". Notable move text references "Double Bubble" and "Shell Attack". It is weak to Lightning type energy. The retreat cost for this card is 1. Within set composition, this rarity normally lands above common and uncommon print tiers.

Question 4

What are the alternative Cloyster cards available?

Accepted Answer

A wider Cloyster checklist helps contextualize this specific Cloyster print. This comparison sample includes 6 alternatives across 6 sets. Comparable prices currently cover $0.08-$0.71, a 788% band. Against the sample mean of $0.26, this card is +671%. Notable alternatives include Cloyster #47 (Secret Wonders) at $0.71, Cloyster #91 (151) at $0.16, Cloyster #51 (Fusion Strike) at $0.18, and Cloyster #41 (Sword & Shield) at $0.14.

Question 5

What set is Cloyster #20 from, and when was it released?

Accepted Answer

FireRed & LeafGreen entered circulation in 2004. It belongs to the EX series. With 116 listed cards, this is a mid-size set by modern TCG standards. As of 2026, the set is 22 years old and fits a legacy-era profile. Within this set, Cloyster is card number 20 with a Rare designation.

Cloyster #20

Price history

All Cloyster cards

Card details

Attacks