Meaning of looking at the Japanese market If you want to seriously view the high-value tier of One Piece cards, the meaning of checking the Japanese market is quite large
This is especially true in formats where artifacts quietly hold everything together
(The card art will be different, thoughin fact, these stained-glass versions aren't appearing on cards at all!) You'll have to wait for War of the Spark previews in April to see the new cards, but each booster pack will contain a planeswalker so you should have no trouble getting your hands on them when the set is released
They are instead poster-ish mockups of the following cards: Aragorn, the Uniter Mount Doom Arwen, Galadriel Queen Gandalf, the White Saruman of Many Colors The serialized versions of these cards are going to be incredibly difficult to open and, as such, I would expect a massive price tag attached to those cards
Jesse Barker Plotkin uses these interactions in his Sun-Spider, Nimble WebberSun-Spider, Nimble Webber build you can read about here
Starting near MSRP at 5,500, prices grew steadily as collectors realized the Mew VMAX SA and Mew V SA artworks were Japanese-exclusive and increasingly difficult to find in sealed product: Sep 2021 : 5,500 (slightly above MSRP 4,950) Jan 2022 : 8,000 early adopter demand as Mew VMAX dominated competitive play Jun 2022 : 12,000 competitive demand absorbing sealed stock Jan 2023 : 18,000 collector interest in Mew V SA artwork grows Jun 2023 : 25,000 sealed supply visibly declining in Japanese market Jan 2024 : 32,000 international collector demand accelerating Jun 2024 : 38,000 approaching current levels Apr 2026 : 45,000 card rush buy price 40,000 implies ~45,000 market The appreciation trajectory from 5,500 to 45,000 represents an 8 price increase over 4.5 years