{
  "url": "https://www.moonstonehq.com/species/shellder",
  "species": "Shellder",
  "slug": "shellder",
  "publisher": "moonstone",
  "asOf": "2026-10-11T04:01:10.706Z",
  "findings": [
    {
      "value": 9.7,
      "unit": "USD",
      "measures": "Index value for Shellder",
      "basis": "The sum of the market prices of the 12 dearest Shellder cards our provider returns, in USD. A basket, not a total: it moves when the basket changes as well as when prices do, and it is not what every Shellder card is worth."
    },
    {
      "value": 0.040820353859530326,
      "unit": "percent",
      "measures": "Change in that index over 30 days",
      "basis": "Value-weighted across the same constituents. A constituent entering or leaving the basket moves this figure without any price moving."
    },
    {
      "value": 12,
      "unit": "cards",
      "measures": "Constituents in the basket",
      "basis": "Capped at twelve. We ask the provider for twenty and keep the dearest twelve, so a species with more priced cards than that is represented by its twelve dearest."
    }
  ],
  "constituents": [
    {
      "card": "Shellder",
      "number": "129/165",
      "rarity": null,
      "marketPriceUsd": 4.23,
      "change30dPercent": 0.004750593824228138,
      "page": "https://www.moonstonehq.com/card/ecard1-129"
    },
    {
      "card": "Shellder",
      "number": "54/62",
      "rarity": null,
      "marketPriceUsd": 2.01,
      "change30dPercent": -0.02040816326530614,
      "page": "https://www.moonstonehq.com/card/base3-54"
    },
    {
      "card": "Shellder",
      "number": "79/112",
      "rarity": null,
      "marketPriceUsd": 1.07,
      "change30dPercent": 0.05940594059405946,
      "page": "https://www.moonstonehq.com/card/ex6-79"
    },
    {
      "card": "Shellder (Delta Species)",
      "number": "63/101",
      "rarity": null,
      "marketPriceUsd": 1.07,
      "change30dPercent": 0.1630434782608696,
      "page": "https://www.moonstonehq.com/card/ex15-63"
    },
    {
      "card": "Shellder",
      "number": "105/132",
      "rarity": null,
      "marketPriceUsd": 0.31,
      "change30dPercent": -0.03125000000000003,
      "page": "https://www.moonstonehq.com/card/dp3-105"
    },
    {
      "card": "Shellder",
      "number": "090/165",
      "rarity": null,
      "marketPriceUsd": 0.22,
      "change30dPercent": 0.375,
      "page": "https://www.moonstonehq.com/card/sv03.5-090"
    },
    {
      "card": "Shellder",
      "number": "31/146",
      "rarity": null,
      "marketPriceUsd": 0.21,
      "change30dPercent": 0.049999999999999906,
      "page": "https://www.moonstonehq.com/card/xy1-31"
    },
    {
      "card": "Shellder",
      "number": "19/83",
      "rarity": null,
      "marketPriceUsd": 0.18,
      "change30dPercent": 0,
      "page": "https://www.moonstonehq.com/card/g1-19"
    },
    {
      "card": "Shellder",
      "number": "33/149",
      "rarity": null,
      "marketPriceUsd": 0.16,
      "change30dPercent": 0.3333333333333334,
      "page": "https://www.moonstonehq.com/card/sm1-33"
    },
    {
      "card": "Shellder (23)",
      "number": "23/122",
      "rarity": null,
      "marketPriceUsd": 0.11,
      "change30dPercent": 0.5714285714285713,
      "page": "https://www.moonstonehq.com/card/xy9-23"
    },
    {
      "card": "Shellder",
      "number": "050/264",
      "rarity": null,
      "marketPriceUsd": 0.07,
      "change30dPercent": 0.16666666666666682,
      "page": "https://www.moonstonehq.com/card/swsh8-50"
    },
    {
      "card": "Shellder (22)",
      "number": "22/122",
      "rarity": null,
      "marketPriceUsd": 0.06,
      "change30dPercent": -0.5384615384615385,
      "page": "https://www.moonstonehq.com/card/xy9-22"
    }
  ],
  "coverage": {
    "constituents": 12,
    "pricedConstituents": 12,
    "unpricedConstituents": 0
  },
  "method": "One search against our paid provider per species returns that species' cards with 60 days of history; a card is eligible only if the FIRST TOKEN of its name is the species, so Eevee and Snorlax counts for Eevee and not for Snorlax, and only cards carrying a market price above zero are eligible at all. The index is the sum of the market prices of the dearest twelve eligible cards, in USD, with no currency conversion. The 30-day change is value-weighted over the same constituents. Species are refreshed least-recently-checked first inside a credit fence, so asOf is the day this species was last written and not today's date. A species whose search returns no priced card is recorded as having no index rather than an index of zero.",
  "terms": "Figures are recorded observations, free to quote with attribution to moonstone and a link to the page they came from."
}