Question 1

What is the current market value of Hydreigon C #SWSH138?

Accepted Answer

For Hydreigon C in SWSH Black Star Promos, the current reference price is $1.32. Week-over-week change is limited (-1.8%), indicating short-term stability. It is currently 2.8% below the 30-day average of $1.36. In the past 90 days, observed prices ranged from $0.89 to $1.56 (51% spread), a high-volatility profile. Rarity classification for this copy is Promo.

Question 2

Is Hydreigon C #SWSH138 a good investment or collectible?

Accepted Answer

Pricing context for collectors: Weekly drift is minimal (-1.8%), indicating a relatively balanced short-term market. With a 51% 90-day spread ($0.89-$1.56), this card currently tracks as high-volatility. Relative to the 30-day baseline ($1.36), pricing is near equilibrium. Top-grade copies show substantial separation from raw: PSA 10 is pricing +5878% above the current raw benchmark. PSA 9 is currently around $17.88, while PSA 10 is $78.91.

Question 3

What is Hydreigon C #SWSH138 and what makes it special?

Accepted Answer

Hydreigon C appears in SWSH Black Star Promos, released in 2019. Core profile: Its card type is Pokémon. The rarity label is Promo. Printed HP is 110. Energy typing is Darkness. This print is categorized under the Basic and SP subtype. Printed card effect: (This card cannot be used at official tournaments.) The printed attacks highlight "Bite" and "Berserker Blade". It is weak to Grass type energy. Retreat cost is 2 energy. This print follows its listed rarity designation in set checklists and pricing references.

Question 4

What set is Hydreigon C #SWSH138 from, and when was it released?

Accepted Answer

SWSH Black Star Promos was released in 2019. SWSH Black Star Promos is grouped under the Sword & Shield era. With 304 listed cards, this is a very large set by modern TCG standards. As of 2026, the set is 7 years old and now falls into an established back-catalog period. Hydreigon C (#SWSH138) is one of the Promo prints in this expansion.

Hydreigon C #SWSH138

Price history

All Hydreigon C cards

Card details

Attacks