Koffing is a Basic Pokémon card from the Base set, illustrated by Mitsuhiro Arita. It has 50 HP and is classified as a Grass type. The flavor text notes that…
Set: Base
Number: 51/102
Rarity: Common
Set
About the Koffing Pokémon Card
Koffing is a Grass-type Pokémon card with 50 HP from the Base set, part of the Base series. It carries the collector number 51/102 and is classified as Common. The Base set was released on January 9, 1999.
The card includes the flavor text: “Because it stores several kinds of toxic gases in its body, it is prone to exploding without warning.”.
Koffing Pokémon Card Details
Card name: Koffing
Card number: 51/102
Set: Base
Series: Base
Rarity: Common
Subtypes: Basic
Type: Grass
HP: 50
Artist: Mitsuhiro Arita
Release date: January 9, 1999
National Pokédex number: 109
Why Collect the Koffing Pokémon Card?
Koffing is most often collected as part of a complete Base set rather than as a standalone chase card.
Across the hobby, collectibility generally comes down to rarity, condition, artwork, and overall demand for the set.
Artwork and Illustration of the Koffing Pokémon Card
Koffing was illustrated by Mitsuhiro Arita.
Artwork is one of the factors collectors weigh when deciding which copies to keep or send for grading.
Market Price and Value of the Koffing Pokémon Card
The current aggregated market price for Koffing is about $0.83. Recent listings range from roughly $0.15 (low) to $9,999 (high), with a mid-point near $0.53. These figures are aggregated from marketplace data and change over time; the live price and full price history are shown above on this page.
For context, the Base set has a median card value near
.72 and an average near 0.62, so this card sits below the typical card in the set. The aggregated price has moved -20% over the last 7 days and +33% over 30 days.
Pokémon cards are best collected for enjoyment first. Where value matters, it is typically driven by graded population, the popularity of the Base set, the availability of sealed product, and broader Pokémon TCG market trends.
Grading the Koffing Pokémon Card
Whether Koffing is worth grading comes down to condition. Before submitting a card, collectors usually check front and back centring, corner sharpness, edge wear, surface defects, and any print lines or factory imperfections.
Across the hobby, top grades such as PSA 10, BGS/Beckett 9.5–10, and CGC Pristine 10 generally command a premium over raw or lower-graded copies.
PSA has graded 4,883 copies of this card, of which 1,183 earned a PSA 10 — a gem rate of about 24.2%. These population figures were last refreshed on June 15, 2026. Population counts only rise as more copies are submitted, so the gem rate and totals shift over time; nothing here is estimated or back-filled.
How Rare Is the Koffing Pokémon Card?
As a Common card, Koffing was printed at one of the highest frequencies in its set — commons form the base of a set's print run and are pulled most often from booster packs.
Population data is one concrete measure of scarcity: PSA has graded 4,883 copies to date.
Other Printings of Koffing
Koffing appears on more than one card across the catalog. Other printings include Cosmic Eclipse 243 (around $41.48), Great Encounters 74 (around $32.29) and Team Rocket Returns 61 (around $31.01).
These are distinct cards rather than a single listing; compare the set, collector number, and rarity when identifying a specific copy.
Final Thoughts on the Koffing Pokémon Card
The Koffing pokémon card is a Common card from the Base set (Base series). It is a straightforward addition for collectors completing the Base set. Its current aggregated market price is about $0.83; the live figure and full price history appear above on this page.
Frequently asked questions
What set is the Koffing card from?
Koffing is from the Base set (Base series), numbered 51/102 with the Common rarity.
What rarity is the Koffing card?
Koffing is classified as Common.
How much is the Koffing 51/102 card worth?
The current aggregated market price is about $0.83, within a recent range of roughly $0.15 to $9,999. The live figure and full price history appear above on this page.
Is the Koffing card worth grading?
It can be, if the card is well-centred and free of noticeable edge, corner, or surface flaws. PSA has graded 4,883 copies so far, with about 24.2% reaching PSA 10. Top grades typically command a premium over raw copies.
What is the PSA population for Koffing?
PSA has graded 4,883 copies, of which 1,183 are PSA 10 (a gem rate of about 24.2%). These figures were last updated on June 15, 2026.
How rare is the Koffing card?
As a Common card, Koffing was printed at one of the highest frequencies in its set — commons form the base of a set's print run and are pulled most often from booster packs.
When was the Base set released?
The Base set was released on January 9, 1999.
Are there other printings of Koffing?
Yes. Koffing appears on 33 other cards across the catalog. Compare the set, collector number, and rarity to identify a specific copy.
