diff --git a/src/IScryfallCard.ts b/src/IScryfallCard.ts
index 17c13c8..e7df34b 100644
--- a/src/IScryfallCard.ts
+++ b/src/IScryfallCard.ts
@@ -1,5 +1,98 @@
 import { IScryfallObject } from "./IScryfallObject";
 
-export interface IScryfallCard extends IScryfallObject {
+export interface IScryfallCardCoreFields {
+  /**
+   * This card's Arena ID, if any. A large percentage of cards are not available on Arena and do not have this ID.
+   */
+  arena_id?: number | null;
+
+  /**
+   * A unique ID for this card in Scryfall's database.
+   */
+  id: string;
+
+  /**
+   * A language code for this printing.
+   */
+  lang: string;
+
+  /**
+   * This card's Magic Online ID (also known as the Catalog ID), if any. A large
+   * percentage of cards are not available on Magic Online and do not have this
+   * ID.
+   */
+  mtgo_id?: number | null;
+
+  /**
+   * This card's foil Magic Online ID (also known as the Catalog ID), if any. A
+   * large percentage of cards are not available on Magic Online and do not have
+   * this ID.
+   */
+  mtgo_foil_id?: number | null;
+
+  /**
+   * This card's multiverse IDs on Gatherer, if any, as an array of integers.
+   * Note that Scryfall includes many promo cards, tokens, and other esoteric
+   * objects that do not have these identifiers.
+   */
+  multiverse_ids?: Array<number> | null;
+
+  /**
+   * This card's ID on TCGplayer's API, also known as the `productId`.
+   */
+  tcgplayer_id?: number | null;
+
+  /**
+   * This card's ID on TCGplayer's API, for its etched version if that version
+   * is a separate product.
+   */
+  tcgplayer_etched_id?: number | null;
+
+  /**
+   * This card's ID on Cardmarket's API, also known as the `idProduct`.
+   */
+  cardmarket_id?: number | null;
+
+  /**
+   * A content type for this object, always `card`.
+   */
+  object: string;
+
+  /**
+   * A unique ID for this card's oracle identity. This value is consistent
+   * across reprinted card editions, and unique among different cards with the
+   * same name (tokens, Unstable variants, etc).
+   */
+  oracle_id: string;
+
+  /**
+   * A link to where you can begin paginating all re/prints for this card on
+   * Scryfall's API.
+   */
+  prints_search_uri: string;
+
+  /**
+   * A link to this card's rulings list on Scryfall's API.
+   */
+  rulings_uri: string;
+
+  /**
+   * A link to this card's permapage on Scryfall's website.
+   */
+  scryfall_uri: string;
+
+  /**
+   * A link to this card object on Scryfall's API.
+   */
+  uri: string;
+}
+
+/**
+ * Card objects represent individual Magic: The Gathering cards that players
+ * could obtain and add to their collection (with a few minor exceptions).
+ */
+export interface IScryfallCard
+  extends IScryfallObject,
+    IScryfallCardCoreFields {
   object: "card";
 }