diff --git a/src/lib/features/database/weapons/schema.ts b/src/lib/features/database/weapons/schema.ts
index 0ecffe4d..ad764ece 100644
--- a/src/lib/features/database/weapons/schema.ts
+++ b/src/lib/features/database/weapons/schema.ts
@@ -7,6 +7,7 @@ export const WeaponEditSchema = z.object({
   element: z.number().int().min(0),
   proficiency1: z.number().int().min(0).optional().default(0),
   proficiency2: z.number().int().min(0).optional().default(0),
+  promotions: z.array(z.number().int().min(1)),
   min_hp: z.number().int().min(0),
   max_hp: z.number().int().min(0),
   max_hp_flb: z.number().int().min(0),
@@ -23,17 +24,19 @@ export type WeaponEdit = z.infer<typeof WeaponEditSchema>
 export function toEditData(model: any): WeaponEdit {
   return {
     name: model?.name ?? '',
-    granblue_id: model?.granblue_id ?? '',
+    granblue_id: model?.granblueId ?? model?.granblue_id ?? '',
     rarity: model?.rarity ?? 1,
     element: model?.element ?? 0,
     proficiency1: Array.isArray(model?.proficiency) ? (model.proficiency[0] ?? 0) : (model?.proficiency ?? 0),
     proficiency2: Array.isArray(model?.proficiency) ? (model.proficiency[1] ?? 0) : 0,
-    min_hp: model?.hp?.min_hp ?? 0,
-    max_hp: model?.hp?.max_hp ?? 0,
-    max_hp_flb: model?.hp?.max_hp_flb ?? 0,
-    min_atk: model?.atk?.min_atk ?? 0,
-    max_atk: model?.atk?.max_atk ?? 0,
-    max_atk_flb: model?.atk?.max_atk_flb ?? 0,
+    promotions: model?.promotions ?? [],
+    // API returns camelCase after transformation
+    min_hp: model?.hp?.minHp ?? model?.hp?.min_hp ?? 0,
+    max_hp: model?.hp?.maxHp ?? model?.hp?.max_hp ?? 0,
+    max_hp_flb: model?.hp?.maxHpFlb ?? model?.hp?.max_hp_flb ?? 0,
+    min_atk: model?.atk?.minAtk ?? model?.atk?.min_atk ?? 0,
+    max_atk: model?.atk?.maxAtk ?? model?.atk?.max_atk ?? 0,
+    max_atk_flb: model?.atk?.maxAtkFlb ?? model?.atk?.max_atk_flb ?? 0,
     flb: model?.uncap?.flb ?? false,
     ulb: model?.uncap?.ulb ?? false,
     transcendence: model?.uncap?.transcendence ?? false
@@ -47,6 +50,7 @@ export function toPayload(edit: WeaponEdit) {
     rarity: edit.rarity,
     element: edit.element,
     proficiency: [edit.proficiency1, edit.proficiency2].filter(v => v !== 0),
+    promotions: edit.promotions,
     hp: {
       min_hp: edit.min_hp,
       max_hp: edit.max_hp,
diff --git a/src/lib/features/database/weapons/sections/WeaponTaxonomySection.svelte b/src/lib/features/database/weapons/sections/WeaponTaxonomySection.svelte
index 67b9a71a..27e1bd5d 100644
--- a/src/lib/features/database/weapons/sections/WeaponTaxonomySection.svelte
+++ b/src/lib/features/database/weapons/sections/WeaponTaxonomySection.svelte
@@ -10,6 +10,7 @@
 	import { getElementLabel, getElementOptions } from '$lib/utils/element'
 	import { getProficiencyOptions } from '$lib/utils/proficiency'
 	import { getWeaponSeriesOptions, getWeaponSeriesSlug } from '$lib/utils/weaponSeries'
+	import { PROMOTION_NAMES, getPromotionNames } from '$lib/types/enums'
 
 	type ElementName = 'wind' | 'fire' | 'water' | 'earth' | 'dark' | 'light'
 
@@ -38,6 +39,12 @@
 	const proficiencyOptions = getProficiencyOptions()
 	const seriesOptions = [{ value: 0, label: 'None' }, ...getWeaponSeriesOptions()]
 
+	// Promotion options for multiselect
+	const promotionOptions = Object.entries(PROMOTION_NAMES).map(([value, label]) => ({
+		value: Number(value),
+		label
+	}))
+
 	// Get element name for checkbox theming
 	const elementName = $derived.by((): ElementName | undefined => {
 		const el = editMode ? editData.element : weapon?.element
@@ -55,6 +62,12 @@
 			.map((w) => w.charAt(0).toUpperCase() + w.slice(1))
 			.join(' ')
 	}
+
+	// Format promotions for display
+	function formatPromotionsDisplay(promotions: number[]): string {
+		if (!promotions || promotions.length === 0) return '—'
+		return getPromotionNames(promotions).join(', ')
+	}
 </script>
 
 <DetailsContainer title="Details">
@@ -112,6 +125,15 @@
 			type="checkbox"
 			element={elementName}
 		/>
+		<DetailItem
+			label="Promotions"
+			sublabel="Gacha pools where this weapon appears"
+			bind:value={editData.promotions}
+			editable={true}
+			type="multiselect"
+			options={promotionOptions}
+			element={elementName}
+		/>
 	{:else}
 		<DetailItem label="Element">
 			<ElementLabel element={weapon.element} size="medium" />
@@ -126,5 +148,6 @@
 		<DetailItem label="Extra" sublabel="Can be placed in Additional Weapons" value={weapon.extra ? 'Yes' : 'No'} />
 		<DetailItem label="Limit" sublabel="Only one copy can be placed in a team" value={weapon.limit ? 'Yes' : 'No'} />
 		<DetailItem label="AX Skills" sublabel="Can have AX Skills" value={weapon.ax ? 'Yes' : 'No'} />
+		<DetailItem label="Promotions" sublabel="Gacha pools where this weapon appears" value={formatPromotionsDisplay(weapon.promotions)} />
 	{/if}
 </DetailsContainer>