diff --git a/module/models/Item/DescribedItemData.mjs b/module/models/Item/DescribedItemData.mjs
index 3c07e32..ebfce48 100644
--- a/module/models/Item/DescribedItemData.mjs
+++ b/module/models/Item/DescribedItemData.mjs
@@ -11,4 +11,4 @@ export class DescribedItemData extends CommonItemData {
 			}),
 		});
 	};
-};
\ No newline at end of file
+};
diff --git a/module/models/Item/Pet.mjs b/module/models/Item/Pet.mjs
new file mode 100644
index 0000000..4f38463
--- /dev/null
+++ b/module/models/Item/Pet.mjs
@@ -0,0 +1,12 @@
+import { DescribedItemData } from "./DescribedItemData.mjs";
+
+export class PetItemData extends DescribedItemData {
+	static defineSchema() {
+		const fields = foundry.data.fields;
+		return mergeObject(super.defineSchema(), {
+			purchase: new fields.NumberField({ initial: 0, }),
+			upkeep: new fields.NumberField({ intial: null, nullable: true }),
+			pokeballd: new fields.BooleanField({ initial: false }),
+		});
+	};
+};