Castform 121 / 198 Pokemon Card from Chilling Reign Set

About the Castform Pokémon Card

Castform is a Colorless-type Pokémon card with 70 HP from the Chilling Reign set, part of the Sword & Shield series. It carries the collector number 121/198 and is classified as Common. The Chilling Reign set was released on June 18, 2021.

The card includes the flavor text: “Its form changes depending on the weather. The rougher conditions get, the rougher Castform's disposition!”.

Castform Pokémon Card Details

Card name: Castform

Card number: 121/198

Set: Chilling Reign

Series: Sword & Shield

Rarity: Common

Subtypes: Basic

Type: Colorless

HP: 70

Artist: Asako Ito

Release date: June 18, 2021

National Pokédex number: 351

Why Collect the Castform Pokémon Card?

Castform is most often collected as part of a complete Chilling Reign 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 Castform Pokémon Card

Castform was illustrated by Asako Ito.

Artwork is one of the factors collectors weigh when deciding which copies to keep or send for grading.

Market Price and Value of the Castform Pokémon Card

The current aggregated market price for Castform is about $0.39. Recent listings range from roughly $0.03 (low) to $999 (high), with a mid-point near $0.39. 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 Chilling Reign set has a median card value near $0.36 and an average near $8.46, so this card sits below the typical card in the set. The aggregated price has moved -25% over the last 7 days and -25% 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 Chilling Reign set, the availability of sealed product, and broader Pokémon TCG market trends.

Grading the Castform Pokémon Card

Whether Castform 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 3 copies of this card, of which 3 earned a PSA 10 — a gem rate of about 100.0%. 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 Castform Pokémon Card?

As a Common card, Castform 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 3 copies to date.

Other Printings of Castform

Castform appears on more than one card across the catalog. Other printings include Delta Species 34 (around