What this is
SKU: 古代の咆哮 BOX (30 packs); list 5,400円 tax-incl per source page (release 27 October 2023); months since release 1; ratio = price/list = 1.2. Page dated 1 October 2026 but table ends Nov 2025.
Where it comes from
Japanese-language document, 2026 PRICE BASE (price-base.com; card buyer/reseller) · 1 October 2026 Open the original ↗
The line in the source
2023-11: 6,500円 (PRICE BASE 独自調査に基づく、大手フリマサイトでの実績を参照) In English
古代の咆哮 BOX monthly flea-market price per PRICE BASE survey; row read via WebFetch rendering. Seller tier: secondary/resale (フリマ aggregate), not a primary-channel price.
Related figures
The same measure, other periods