Sigilyph GX (Secret)
Lowest ask = the cheapest current listing. Market = TCGplayer’s rolling market price. Latest daily snapshot: Aug 31, 2026.
Market read
Sigilyph GX (Secret) carries a $8.85 lowest ask in our Aug 31, 2026 snapshot, against a TCGplayer market price of $9.55. The same card's 7-day trailing median is $9.55, putting today's ask 7.3% below it. Confidence is verified, backed by 38 daily observations, with the ask and market price tracking each other closely. It is one of 22 Secret Rare cards we track in SM - Lost Thunder (236 cards in the set overall). Prices are asks from current listings, not completed sale prices, and the snapshot refreshes once daily.
Price history
Daily TCGplayer market and lowest-ask price for Sigilyph GX (Secret) from the InkSight Pokémon Trading Card Game snapshot. Interactive chart loads with the latest daily snapshot.
Marketplace
Compare TCGplayer singles, eBay raw and graded listings, and Whatnot live breaks. Affiliate links load with latest daily snapshot pricing.
Set context
SM - Lost Thunder. Browse every SM - Lost Thunder card →. See more Pokémon Trading Card Game pricing on the market hub, movers, and top cards. See every Sigilyph GX card we track.
Related cards
Other printings, same-rarity neighbours and cards from SM - Lost Thunder.
