diff --git a/IWantToHeal-Thor-v1.0.50.apk b/IWantToHeal-Thor-v1.0.50.apk
new file mode 100644
index 0000000..3fbdcda
Binary files /dev/null and b/IWantToHeal-Thor-v1.0.50.apk differ
diff --git a/android/app/build.gradle b/android/app/build.gradle
index 5c6a8a8..9cc0cd1 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -7,8 +7,8 @@ android {
         applicationId "com.warren.iwanttoheal"
         minSdkVersion rootProject.ext.minSdkVersion
         targetSdkVersion rootProject.ext.targetSdkVersion
-        versionCode 68
-        versionName "1.0.49"
+        versionCode 69
+        versionName "1.0.50"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         aaptOptions {
              // Files and dirs to omit from the packaged assets dir, modified to accommodate modern web apps.
diff --git a/scripts/export-offline-profile.mjs b/scripts/export-offline-profile.mjs
index 8ca48ef..f2eb613 100644
--- a/scripts/export-offline-profile.mjs
+++ b/scripts/export-offline-profile.mjs
@@ -1,5 +1,6 @@
 import { readFileSync, writeFileSync } from 'node:fs'
 import { DatabaseSync } from 'node:sqlite'
+import { catalogPayload } from '../server/catalog.mjs'
 import { getProfile } from '../server/game-api.mjs'
 
 const database = new DatabaseSync(':memory:')
@@ -7,10 +8,14 @@ const database = new DatabaseSync(':memory:')
 try {
   database.exec(readFileSync('db/schema.sql', 'utf8'))
   database.exec(readFileSync('db/seed.sql', 'utf8'))
-  const profile = getProfile(database, 1)
+  const catalog = catalogPayload(getProfile(database, 1))
   writeFileSync(
     'src/offline-starter-profile.json',
-    `${JSON.stringify(profile, null, 2)}\n`,
+    `${JSON.stringify(catalog.profile, null, 2)}\n`,
+  )
+  writeFileSync(
+    'src/offline-catalog-meta.ts',
+    `export const bundledCatalogHash = '${catalog.hash}'\n`,
   )
   console.log('Offline starter profile exported from SQLite.')
 } finally {
diff --git a/server/catalog.mjs b/server/catalog.mjs
new file mode 100644
index 0000000..d22e43c
--- /dev/null
+++ b/server/catalog.mjs
@@ -0,0 +1,74 @@
+import { createHash } from 'node:crypto'
+
+function normalizeRecipe(recipe) {
+  return {
+    ...recipe,
+    components: recipe.components.map((component) => ({
+      ...component,
+      owned: 0,
+    })),
+    canCraft: false,
+  }
+}
+
+function normalizeDungeon(dungeon) {
+  return {
+    ...dungeon,
+    completionCount: 0,
+    leaderboard: [],
+    leaderboards: {
+      part_1: [],
+      part_2: [],
+      part_3: [],
+      full_run: [],
+    },
+  }
+}
+
+export function normalizeCatalogProfile(profile) {
+  return {
+    ...profile,
+    character: {
+      ...profile.character,
+      id: 1,
+      name: 'Mira',
+      level: 1,
+      experience: 0,
+      talentPoints: 1,
+      currentLevelExperience: 0,
+      nextLevelExperience: 100,
+    },
+    abilitySlots: profile.abilitySlots,
+    allocatedTalentPoints: 0,
+    inventory: [],
+    completedDungeonParts: 0,
+    completedRaidPhases: 0,
+    gearStats: {
+      averageItemLevel: 0,
+      healingPower: 0,
+      maxResourceBonus: 0,
+    },
+    setBonuses: profile.setBonuses.map((bonus) => ({
+      ...bonus,
+      equippedPieces: 0,
+      active: false,
+    })),
+    craftingRecipes: profile.craftingRecipes.map(normalizeRecipe),
+    dungeons: profile.dungeons.map(normalizeDungeon),
+  }
+}
+
+export function catalogHash(profile) {
+  return createHash('sha256')
+    .update(JSON.stringify(profile))
+    .digest('hex')
+}
+
+export function catalogPayload(profile) {
+  const normalized = normalizeCatalogProfile(profile)
+  return {
+    version: 1,
+    hash: catalogHash(normalized),
+    profile: normalized,
+  }
+}
diff --git a/server/game-api.mjs b/server/game-api.mjs
index 3b21170..a0fffe1 100644
--- a/server/game-api.mjs
+++ b/server/game-api.mjs
@@ -9,6 +9,7 @@ import {
 import { isIP } from 'node:net'
 import { extname, resolve, sep } from 'node:path'
 import { DatabaseSync } from 'node:sqlite'
+import { catalogPayload } from './catalog.mjs'
 
 const databasePath = fileURLToPath(new URL('../data/game.db', import.meta.url))
 const bossImageDirectory = fileURLToPath(new URL('../data/uploads/bosses/', import.meta.url))
@@ -2696,6 +2697,11 @@ export async function handleApiRequest(request, response, next) {
       return
     }
 
+    if (request.url === '/api/catalog' && request.method === 'GET') {
+      sendJson(response, 200, catalogPayload(getProfile(database, 1)))
+      return
+    }
+
     const session = requireSession(database, request)
 
     if (request.url === '/api/profile/sync-save' && request.method === 'GET') {
diff --git a/src/gameRepository.ts b/src/gameRepository.ts
index 3fbf340..01f3429 100644
--- a/src/gameRepository.ts
+++ b/src/gameRepository.ts
@@ -1,4 +1,5 @@
 import starterProfile from './offline-starter-profile.json'
+import { bundledCatalogHash } from './offline-catalog-meta'
 import type {
   Account,
   AuthSession,
@@ -82,6 +83,12 @@ type OnlineCache = {
   dirty: boolean
 }
 
+type CatalogCache = {
+  version: 1
+  hash: string
+  profile: CharacterProfile
+}
+
 export type CloudSyncStatus = {
   available: boolean
   dirty: boolean
@@ -102,6 +109,8 @@ type LocalSaveStore = {
 const modeKey = 'chronicle.repositoryMode'
 const offlineSaveKey = 'chronicle.offlineSave.v1'
 const onlineCacheKey = 'chronicle.onlineCache.v1'
+const catalogCacheKey = 'chronicle.catalog.v1'
+const catalogBundleKey = 'chronicle.catalog.bundleHash.v1'
 const authTokenKey = 'chronicle.authToken.v1'
 const offlineAccount = { id: -1, username: 'Offline' }
 const ABILITY_SLOT_COUNT = 6
@@ -281,8 +290,42 @@ function clearOnlineCache() {
   localStorage.removeItem(onlineCacheKey)
 }
 
+function bundledCatalog(): CatalogCache {
+  return {
+    version: 1,
+    hash: bundledCatalogHash,
+    profile: starterProfile as CharacterProfile,
+  }
+}
+
+function readCatalogCache(): CatalogCache | null {
+  if (localStorage.getItem(catalogBundleKey) !== bundledCatalogHash) {
+    localStorage.removeItem(catalogCacheKey)
+    localStorage.setItem(catalogBundleKey, bundledCatalogHash)
+    return null
+  }
+  const serialized = localStorage.getItem(catalogCacheKey)
+  if (!serialized) return null
+  try {
+    const raw = JSON.parse(serialized) as CatalogCache
+    if (raw.version !== 1 || typeof raw.hash !== 'string' || !raw.profile) return null
+    return raw
+  } catch {
+    return null
+  }
+}
+
+function writeCatalogCache(cache: CatalogCache) {
+  localStorage.setItem(catalogBundleKey, bundledCatalogHash)
+  localStorage.setItem(catalogCacheKey, JSON.stringify(cache))
+}
+
+function activeCatalog(): CatalogCache {
+  return readCatalogCache() ?? bundledCatalog()
+}
+
 function buildProfile(save: OfflineSave): CharacterProfile {
-  const static_ = clone(starterProfile) as CharacterProfile
+  const static_ = clone(activeCatalog().profile)
   const cd = save.characters[save.activeClassId]
   const gameClass = static_.classes.find((c) => c.id === save.activeClassId)!
 
@@ -657,6 +700,23 @@ function isNetworkError(reason: unknown): reason is NetworkError {
   return reason instanceof Error && Boolean((reason as NetworkError).network)
 }
 
+async function loadServerCatalog(): Promise<CatalogCache> {
+  return requestJson('/api/catalog')
+}
+
+async function refreshCatalogFromServer(): Promise<CatalogCache | null> {
+  try {
+    const catalog = await loadServerCatalog()
+    if (catalog.version !== 1 || !catalog.hash || !catalog.profile) return null
+    if (catalog.hash !== activeCatalog().hash || !readCatalogCache()) {
+      writeCatalogCache(catalog)
+    }
+    return catalog
+  } catch {
+    return null
+  }
+}
+
 function cachedOnlineSession(): AuthSession | null {
   const cache = readOnlineCache()
   if (!cache) return null
@@ -698,6 +758,7 @@ async function pushServerSyncSave(save: OfflineSave): Promise<{ profile: Charact
 async function finalizeOnlineSession(session: AuthSession): Promise<AuthSession> {
   const cache = readOnlineCache()
   if (session.token) writeAuthToken(session.token)
+  await refreshCatalogFromServer()
   if (!session.account || !session.profile) {
     if (session.account && cache?.account.id === session.account.id) {
       return {
@@ -848,7 +909,7 @@ const serverRepository: GameRepository = {
 }
 
 function emptyCharacterData(classId: number): CharacterData {
-  const static_ = clone(starterProfile) as CharacterProfile
+  const static_ = clone(activeCatalog().profile)
   const gc = static_.classes.find((c) => c.id === classId)!
   const talentRanks: Record<string, number> = {}
   for (const t of gc.talents) talentRanks[String(t.id)] = 0
@@ -1544,7 +1605,9 @@ export async function syncCloudSave(): Promise<CharacterProfile> {
   if (!cache) {
     throw new Error('No signed-in save is available for cloud sync.')
   }
+  await refreshCatalogFromServer()
   const synced = await pushServerSyncSave(cache.save)
+  await refreshCatalogFromServer()
   writeOnlineCache({
     version: 1,
     account: cache.account,
@@ -1552,7 +1615,7 @@ export async function syncCloudSave(): Promise<CharacterProfile> {
     dirty: false,
   })
   writeMode('online')
-  return synced.profile
+  return buildProfile(synced.save)
 }
 
 export function selectOnlineMode() {
diff --git a/src/offline-catalog-meta.ts b/src/offline-catalog-meta.ts
new file mode 100644
index 0000000..92e22df
--- /dev/null
+++ b/src/offline-catalog-meta.ts
@@ -0,0 +1 @@
+export const bundledCatalogHash = '07506c52bab428c439f09a9b82e39e6eff2b243fb972d664da48852059bcd937'