When Do Pokemon Card Prices Drop After a New Set Comes Out?

Delta Reign, the next Mega Evolution series expansion, "will be available everywhere on November 6, 2026," according to ICv2. Build & Battle Box sales for prerelease events started October 24 at select Play! Pokemon Stores. Dexerto describes it as the sixth and final main set of the Mega Evolution era. If you're about to pay release-week prices for its chase cards, the last few English sets are worth a look first.

Recent sets haven't followed a single curve. Some chase cards lost most of their premium within days. Others slid slowly for months. One set peaked roughly three months after release. That means "the premium is gone by day X" is a working hypothesis, not a rule, and you should time decisions with that in mind.

When do Pokemon card prices drop after a new set releases?

Most often in the first few weeks, and fastest when pull rates are generous. Scarce chase cards tend to decline more slowly, and reprints or restocks can set off a second drop months later. Three patterns show up in recent sets:

• Fast collapse (days to weeks): 30th Celebration and Pitch Black.

• Slow decay (months): Prismatic Evolutions' Umbreon ex and the Mega Hyper Rares.

• Delayed peak: Ascended Heroes' Mega Gengar ex and "Treekachu" Pikachu ex.

These cases illustrate the patterns. They aren't a full dataset.

What counts as the release-week premium

We use "release-week premium" for the gap between presale and first-week sold prices and the price once supply settles. Measuring it properly means comparing sold prices to sold prices. Asking prices are a different number and tend to run high.

That distinction matters for the most-quoted example from this fall. Kotaku reported that the 30th Celebration Mew 158/128 "routinely sold for between $850 and $1,400 on eBay" from late August through the first half of September, before the set's September 16 release. Five days after release, it was "routinely listed for around $120" and struggled to sell above $100. The direction is clear, but the before figure is sold data and the after figure is listings, so don't treat the gap as an exact percentage drop.

Fast collapse when pull rates are generous

30th Celebration (released Sept 16, 2026). Kotaku attributes the crash to pull rates: full-art cards at about "one in 18" packs, compared with roughly 1 in 100 previously, and Illustration Rares in every five packs. Kotaku also reported that the Future Mew and Future Mewtwo, "predicted to fetch $3,000 each, are struggling to pull in $100."

PokéSats, a collector-site tracker that follows 165 cards from the set daily using TCGplayer market data, found that the set peaked on September 27 (day 11) and was 36% lower by October 6. Between September 26 and October 6:

| Card | Sept 26 | Oct 6 | Change | | --- | --- | --- | --- | | Jirachi ex 155/128 | US$117.14 | US$51.19 | -56% | | Gengar ex 154/128 | US$124.07 | US$73.20 | -41% | | Mew ex 152/128 | US$141.44 | US$91.47 | -35% |

Pitch Black (released July 17, 2026). About a month later, TCGplayer's August 18 price-trends report said, "Every card in Pitch Black has plummeted since the set released a month ago." It blamed "the relatively generous pull rate of URs in the set" for Misty's Vitality 111/084, which fell $12.40 to an $18.89 Market Price.

In sets like these, most of the premium was gone within two to four weeks.

Slow decay for scarce chase cards

Prismatic Evolutions (January 2025). Using TCGplayer data, Wargamer reported that Umbreon ex "peaked not long after Prismatic Evolution's release in January at an eye-watering $1,600." It was $1,488 in early April and $1,245 by May 27, 2025. Wargamer described that as 16% cheaper, so the decline took months. The Eeveelution exes moved the same way: Eevee ex fell from $240 in early March to $169, and Flareon ex went from $388 to $283 after March 17.

Mega Hyper Rares. Wargamer (updated Dec 8, 2025) said the Mega Hyper Rares from Mega Evolution and Phantasmal Flames "have already seen a large drop off in value, just two months after being added." From TCGplayer charts, it reported the Mega Charizard X ex hyper rare from Phantasmal Flames down 49% since launch, Mega Lucario ex #188 down 29% and Mega Gardevoir ex #187 down 19%. The Lucario and Gardevoir had both been close to $1,000.

Scarcity didn't prevent the drop. Wargamer cites TCGplayer's 5,000-pack Phantasmal Flames study, which put Mega Hyper Rares as a class at 1 in 1,260 packs and any specific one at 1 in 2,520, compared with 1 in 101 for a regular SIR. Low pull odds seem to slow the decline. They don't stop it.

The delayed-peak counterexample

Ascended Heroes released January 30, 2026. Its two biggest chase cards climbed after release week instead of falling. Wargamer (updated Sept 22, 2026), citing PriceCharting, said the Mega Gengar ex SIR and the "Treekachu" Pikachu ex SIR were both "valued close to $1,300" around May 2026, about three months after release. By September, Gengar was "consistently fetching 'just' $850" and Treekachu had "mostly fallen to $800-900."

TCGplayer's own data tells a similar story with somewhat different numbers. In its July 29 report, Pikachu ex 276/217 had risen from $600 to nearly $1,200 in a month and peaked at $1,400. Its Market Price was $1,161.13 on July 29 and $1,076.28 by August 18. Mega Gengar ex 284/217 went from $1,262.19 to $1,076.64 over the same stretch, down $225.08 over 30 days.

A buyer who waited 90 days on these cards would have paid more than in release week. So a 90-day rule can't be applied blindly.

Why do Pokemon card prices drop a second time?

Usually because of supply events, not the calendar. TCGplayer's summer 2026 reports gave these reasons:

• "supply finally overtakes demand," because "so many of today's top chase cards are still being printed"

• "July has seen a massive wave of reprints on Destined Rivals Elite Trainer Boxes," which it said "tanked the prices on cards throughout the set"

• restocks of Shrouded Fable Booster Bundles

• "restocks and general market malaise" weighing on Ascended Heroes

Phantasmal Flames shows the effect. TCGplayer listed Mega Charizard X ex 125/094 at a $785.31 Market Price on July 29, 2026, with recent Near Mint sales ranging from $500 to nearly $1,000. By August 18 it was $692.50, which TCGplayer called the card's "lowest Market Price since March." For any set you hold, reprint and restock announcements are a better sell signal than the number of days since release.

Are early PSA 10 sales a real price?

Not yet. PokéSats said of 30th Celebration: "Most of these cards have one or two PSA 10 sales so far," and "One or two early sales are not a price yet." It also explained that "Early graded sales usually come from the first slabs back from the grader, when demand is highest and supply is lowest."

Its example: a Gengar ex 154/128 PSA 10 sold once for US$1,277.77 while the raw card was at US$73.20, about 17 times raw. One sale like that tells you someone wanted the first slab. It doesn't tell you what the hundredth slab will bring.

If you're deciding whether to grade a fresh Delta Reign pull, run your own numbers in the card grading break-even calculator. It compares the extra net proceeds from grading against selling raw, based on costs you enter. It doesn't predict grades, current prices or returns, so base your PSA 10 estimate on a sold price you'd expect once more slabs are out, not on the first sale.

How to track sold prices for a new set

Build your comps from sold data and know what each source counts.

• PriceCharting tracks items sold on eBay and its own Marketplace and combines "these sold listings into one value" with a proprietary algorithm. "Listings that sold for an abnormally high or low price are automatically flagged for review by admin," and it excludes lots and reproductions (PriceCharting FAQ).

• TCGplayer price-trends reports include only Near Mint copies with at least ten sales in the 30-day window, ranked by dollar decrease in Market Price. Thin-selling cards won't show up there.

• eBay Product research "gives you access to the last 3 years of eBay sales data," with date ranges from one day to three years, for sellers with Seller Hub access (eBay Help). You can use it to rebuild a release window after the fact.

For Delta Reign, log sold prices in four windows counted from November 6: days 0-7, 8-30, 31-60 and 61-90. Note any reprint or restock news alongside each window so you can tell a supply-driven drop from normal settling.

Should you buy Delta Reign chase cards in release week?

Probably not, unless you'd keep the card even at a much lower price. Across these sets, release week was usually the most expensive time to buy a chase single. Ascended Heroes is the exception to keep in mind.

• Buyers: skip presale and week-one singles. Check sold comps around days 30, 60 and 90, and compare them with what you'd have paid at release.

• Sellers who pulled a chase card: week one has historically been when buyers paid the most. If you don't want to hold the card, selling early has usually beaten waiting.

• Graders: don't price your submission off the first one or two PSA 10 sales.

• Holders of older sets: watch for reprint and restock announcements. They've driven second drops more reliably than the calendar.

We don't cite Delta Reign card counts, pull rates or a chase list here because the sources we checked disagree. We'll publish a 90-day sold-comp table for the set once the data is in.

Related reading

• Does a Star Trek Prerelease Kit Beat a Stack of Play Boosters?

• Did 1962 Topps Mike Ditka Rookie Value Hold After His Death?

• Do You Owe Tax on Card Sales Without a 1099-K?

• More Pokemon TCG coverage

Sources

• ICv2: 'Pokemon TCG' Moves Right On to 'Mega Evolution - Delta Reign' (Oct 1, 2026)

• Dexerto: All upcoming Pokemon TCG releases (updated Nov 2, 2026)

• Kotaku: Pokémon's 30th Celebration Cards Are Causing Scalpers To Spectacularly Crash Out (Sept 21, 2026)

• PokéSats: Pokémon 30th Celebration: Costco Drop, PSA 10 Sales and Price Trends (Oct 2026)

• TCGplayer Seller Blog: Price Trends, Pokémon Cards Dropping in Price, 07/29/2026

• TCGplayer Seller Blog: Price Trends, Pokémon Cards Dropping in Price, 08/18/2026

• Wargamer: Prismatic Evolutions' chase Pokémon cards are plummeting in price

• Wargamer: The Pokémon TCG's Mega Hyper Rares are losing value fast

• Wargamer: Ascended Heroes biggest Pokémon cards are crashing in price

• PriceCharting FAQ

• eBay Help: Product research

Note: This article contains AI-assisted content and has been reviewed in our editorial workflow.

DISCLAIMER: PureGrail articles are for informational and entertainment purposes only. Nothing on this site constitutes financial, investment, or legal advice. Collectibles are speculative assets and values can decrease significantly. Always conduct your own research before buying or selling. Past price performance does not indicate future results.