This attack's damage isn't affected by Resistance.
This attack does 60 damage times the amount of Energy attached to your opponent's Active Pokémon. (You can't use more than 1 GX attack in a game.)
In 2018, Lost Thunder introduced this print of Sigilyph-GX. Its card type is Pokémon.
The rarity label is Rare Ultra. Printed HP is 170.
Energy typing is Psychic. Card subtype classification is Basic and GX.
Card rules text: Pokémon-GX rule: When your Pokémon-GX is Knocked Out, your opponent takes 2 Prize cards. Notable ability on this print: "Mirror Counter".
Sigilyph-GX from Lost Thunder is currently trading around $3.79. Its 7-day movement is largely flat at 0.0%.
Relative to the last 30 days, value is near baseline at $3.84. In the past 90 days, observed prices ranged from $3.70 to $4.03 (9% spread), a low-volatility profile.
The listed rarity for this print is Rare Ultra.
Current valuation lens: Over the last 7 days, prices have remained stable at 0.0%, indicating a consolidation phase over sudden breakouts. The 90-day range spans $3.70 to $4.03 (9% spread), which indicates low-volatility behavior.
Current value remains close to its 30-day mean ($3.84). Graded context points to a substantial premium curve, with PSA 10 at +2363% above raw pricing.
PSA 9 is currently around $11.76, while PSA 10 is $93.34.
Release year for Lost Thunder is 2018. It belongs to the Sun & Moon series.
With 240 listed cards, this is a large set by modern TCG standards. As of 2026, the set is 8 years old and now falls into an established back-catalog period.
Within this set, Sigilyph-GX is card number 202 with a Rare Ultra designation.
Collectors tracking Sigilyph-GX often benchmark it against other Sigilyph-GX cards. This comparison sample includes 2 alternatives across 1 set.
Comparable prices currently cover $1.87-$8.39, a 349% band. Against the sample mean of $5.13, this card is -26%.
Notable alternatives include Sigilyph-GX #98 (Lost Thunder) at $1.87 and Sigilyph-GX #222 (Lost Thunder) at $8.39.
