Blacephalon-GX #52

Blacephalon-GX is a Lost Thunder card from the 2018 release window. Core profile: Its card type is Pokémon.

The rarity label is Rare Holo GX. Printed HP is 180.

Energy typing is Fire. Card subtype classification is Basic, GX, and Ultra Beast.

The card text reads: Pokémon-GX rule: When your Pokémon-GX is Knocked Out, your opponent takes 2 Prize cards. Attack line includes "Bursting Burn", "Mind Blown", and "Burst-GX".

Blacephalon-GX (Lost Thunder) is presently valued at about $10.03 in raw condition. Price action is stable over 7 days, moving only 0.0%.

Current value is elevated versus the 30-day mean ($9.55), by 5.1%. The 90-day window shows a floor near $8.04 and a peak around $10.03 (20% total spread), which maps to low-volatility movement.

The listed rarity for this print is Rare Holo GX.

Current valuation lens: Short-term movement is stable (0.0% over 7 days), with price action clustered near recent averages. Observed 90-day bounds of $8.04 and $10.03 create a 20% band, matching a low-volatility profile.

Versus the 30-day average ($9.55), the card is trading 5.1% higher. Graded context points to a substantial premium curve, with PSA 10 at +708% above raw pricing.

PSA 9 is currently around $13.54, while PSA 10 is $81.07.

Lost Thunder entered circulation in 2018. Series classification for this set is Sun & Moon.

The checklist contains 240 cards, placing it in a large expansion range. As of 2026, the set is 8 years old and now falls into an established back-catalog period.

In the Lost Thunder checklist, Blacephalon-GX occupies position #52 as a Rare Holo GX card.

A wider Blacephalon-GX checklist helps contextualize this specific Blacephalon-GX print. This comparison sample includes 2 alternatives across 1 set.

Comparable prices currently cover $21.18-$36.13, a 71% band. Against the sample mean of $28.66, this card is -65%.

Notable alternatives include Blacephalon-GX #199 (Lost Thunder) at $21.18 and Blacephalon-GX #219 (Lost Thunder) at $36.13.