diff --git a/lexicons/ai.syui.card.old.json b/lexicons/ai.syui.card.old.json
index 5aa9c7c..f1a40b6 100644
--- a/lexicons/ai.syui.card.old.json
+++ b/lexicons/ai.syui.card.old.json
@@ -8,7 +8,7 @@
       "description": "Migrated card data from api.syui.ai",
       "record": {
         "type": "object",
-        "required": ["user", "cards", "migratedAt"],
+        "required": ["user", "card", "migratedAt"],
         "properties": {
           "user": {
             "type": "object",
@@ -24,18 +24,17 @@
               "updatedAt": { "type": "string", "format": "datetime" }
             }
           },
-          "cards": {
+          "card": {
             "type": "array",
             "items": {
               "type": "object",
-              "required": ["id", "card", "cp"],
+              "required": ["id", "cp", "rare", "cid", "unique"],
               "properties": {
-                "id": { "type": "integer" },
-                "card": { "type": "integer" },
-                "cp": { "type": "integer" },
-                "status": { "type": "string" },
-                "skill": { "type": "string" },
-                "createdAt": { "type": "string", "format": "datetime" }
+                "id": { "type": "integer", "description": "Card type ID" },
+                "cp": { "type": "integer", "description": "Card power" },
+                "rare": { "type": "integer", "description": "Rarity level" },
+                "cid": { "type": "string", "description": "Unique card instance ID" },
+                "unique": { "type": "boolean", "description": "Unique card flag" }
               }
             }
           },
diff --git a/lexicons/ai.syui.card.user.json b/lexicons/ai.syui.card.user.json
index c600a2d..feb6b5e 100644
--- a/lexicons/ai.syui.card.user.json
+++ b/lexicons/ai.syui.card.user.json
@@ -15,12 +15,13 @@
             "type": "array",
             "items": {
               "type": "object",
-              "required": ["id", "cp", "rare", "cid"],
+              "required": ["id", "cp", "rare", "cid", "unique"],
               "properties": {
                 "id": { "type": "integer", "description": "Card type ID" },
                 "cp": { "type": "integer", "description": "Card power" },
                 "rare": { "type": "integer", "description": "Rarity level" },
-                "cid": { "type": "string", "description": "Unique card instance ID (TID format)" }
+                "cid": { "type": "string", "description": "Unique card instance ID" },
+                "unique": { "type": "boolean", "description": "Unique card flag" }
               }
             }
           },
diff --git a/lexicons/ai.syui.rse.user.json b/lexicons/ai.syui.rse.user.json
index 1803efa..28e9041 100644
--- a/lexicons/ai.syui.rse.user.json
+++ b/lexicons/ai.syui.rse.user.json
@@ -15,13 +15,13 @@
             "type": "array",
             "items": {
               "type": "object",
-              "required": ["id", "cp", "mode", "unique", "shiny"],
+              "required": ["id", "cp", "rare", "cid", "unique"],
               "properties": {
-                "id": { "type": "integer" },
-                "cp": { "type": "integer" },
-                "mode": { "type": "integer" },
-                "unique": { "type": "boolean" },
-                "shiny": { "type": "boolean" }
+                "id": { "type": "integer", "description": "Character type ID" },
+                "cp": { "type": "integer", "description": "Character power" },
+                "rare": { "type": "integer", "description": "Rarity level" },
+                "cid": { "type": "string", "description": "Unique character instance ID" },
+                "unique": { "type": "boolean", "description": "Unique character flag" }
               }
             }
           },
@@ -29,13 +29,13 @@
             "type": "array",
             "items": {
               "type": "object",
-              "required": ["id", "cp", "mode", "unique", "shiny"],
+              "required": ["id", "cp", "rare", "cid", "unique"],
               "properties": {
-                "id": { "type": "integer" },
-                "cp": { "type": "integer" },
-                "mode": { "type": "integer" },
-                "unique": { "type": "boolean" },
-                "shiny": { "type": "boolean" }
+                "id": { "type": "integer", "description": "Item type ID" },
+                "cp": { "type": "integer", "description": "Item power" },
+                "rare": { "type": "integer", "description": "Rarity level" },
+                "cid": { "type": "string", "description": "Unique item instance ID" },
+                "unique": { "type": "boolean", "description": "Unique item flag" }
               }
             }
           },
diff --git a/public/content/did:plc:6qyecktefllvenje24fcxnie/ai.syui.log.chat/index.json b/public/content/did:plc:6qyecktefllvenje24fcxnie/ai.syui.log.chat/index.json
index dc98c3e..85d50a6 100644
--- a/public/content/did:plc:6qyecktefllvenje24fcxnie/ai.syui.log.chat/index.json
+++ b/public/content/did:plc:6qyecktefllvenje24fcxnie/ai.syui.log.chat/index.json
@@ -42,8 +42,8 @@
   "xghh6ketlbszv",
   "rjv6rgjtpjn2n",
   "7numrfd5dlm2v",
-  "aunhtmv67bb3e",
   "57vsoautyqq6e",
+  "aunhtmv67bb3e",
   "lt3z6yvsomyjd",
   "ub7qhzkw6a5ns",
   "jjfsk6e5ia4lm",
diff --git a/public/content/did:plc:vzsvtbtbnwn22xjqhcu3vd6y/ai.syui.log.chat/index.json b/public/content/did:plc:vzsvtbtbnwn22xjqhcu3vd6y/ai.syui.log.chat/index.json
index 1afb4f3..7fee68a 100644
--- a/public/content/did:plc:vzsvtbtbnwn22xjqhcu3vd6y/ai.syui.log.chat/index.json
+++ b/public/content/did:plc:vzsvtbtbnwn22xjqhcu3vd6y/ai.syui.log.chat/index.json
@@ -38,12 +38,12 @@
   "wigv2qnon7pmg",
   "smrgeplyw5wmr",
   "p4l6y3qkmfscg",
-  "imlara2baiopj",
   "ygwc5lfiqugqr",
   "cuismxqmr5kjj",
   "zcjwkbra3y224",
-  "lgr6ni5clwg7r",
+  "imlara2baiopj",
   "i3yrryvuobx44",
+  "lgr6ni5clwg7r",
   "ncxfpuml2yoqi",
   "oulyo5t5yavqz",
   "gx5bssnv2h4vm",
diff --git a/src/web/components/card-migrate.ts b/src/web/components/card-migrate.ts
index 327f256..fcc0f24 100644
--- a/src/web/components/card-migrate.ts
+++ b/src/web/components/card-migrate.ts
@@ -72,37 +72,25 @@ export async function performMigration(user: OldApiUser, cards: OldApiCard[]): P
   // Merge cards by card number (sum cp, keep highest status)
   const cardGroups = new Map<number, {
     card: number
+    firstId: number  // First api.syui.ai card id
     totalCp: number
-    count: number
     bestStatus: string
-    bestSkill: string
-    latestCreatedAt: string
   }>()
 
   for (const c of cards) {
     const existing = cardGroups.get(c.card)
     if (existing) {
       existing.totalCp += c.cp
-      existing.count++
-      // Keep highest status (super > shiny > first > normal)
-      if (statusPriority(c.status) > statusPriority(existing.bestStatus)) {
+      // Keep highest status
+      if (statusToRare(c.status) > statusToRare(existing.bestStatus)) {
         existing.bestStatus = c.status || 'normal'
       }
-      if (c.skill && c.skill !== 'normal') {
-        existing.bestSkill = c.skill
-      }
-      // Keep latest createdAt
-      if (c.created_at > existing.latestCreatedAt) {
-        existing.latestCreatedAt = c.created_at
-      }
     } else {
       cardGroups.set(c.card, {
         card: c.card,
+        firstId: c.id,
         totalCp: c.cp,
-        count: 1,
         bestStatus: c.status || 'normal',
-        bestSkill: c.skill || 'normal',
-        latestCreatedAt: c.created_at
       })
     }
   }
@@ -111,25 +99,27 @@ export async function performMigration(user: OldApiUser, cards: OldApiCard[]): P
   const cardData = Array.from(cardGroups.values())
     .sort((a, b) => a.card - b.card)
     .map(g => ({
-      id: g.card,  // Use card number as id
-      card: g.card,
+      cid: String(g.firstId),  // Original api.syui.ai card id (string)
+      id: g.card,              // Card number
       cp: g.totalCp,
-      status: g.bestStatus,
-      skill: g.bestSkill,
-      createdAt: toUtcDatetime(g.latestCreatedAt),
+      rare: statusToRare(g.bestStatus),
+      unique: g.bestStatus === 'super',
     }))
 
   const result = await saveMigratedCardData(userData, cardData, checksum)
   return result !== null
 }
 
-// Status priority for comparison (higher = better)
-function statusPriority(status: string): number {
+// Convert status to rare value
+function statusToRare(status: string): number {
   switch (status) {
-    case 'super': return 3
-    case 'shiny': return 2
-    case 'first': return 1
-    default: return 0
+    case 'super': return 1
+    case 'first': return 5
+    case 'second': return 4
+    case 'third': return 3
+    case 'fourth': return 2
+    case 'fifth': return 1
+    default: return 0  // normal and others
   }
 }
 
@@ -184,23 +174,25 @@ export function renderMigrationPage(
   }
 
   // Card grid - merge by card number (same as migration logic)
-  const cardGroups = new Map<number, { card: number, totalCp: number, rare: number }>()
+  const cardGroups = new Map<number, { card: number, totalCp: number, rare: number, isUnique: boolean }>()
   for (const c of oldApiCards) {
     const existing = cardGroups.get(c.card)
-    const rare = statusPriority(c.status)
+    const rare = statusToRare(c.status)
+    const isUnique = c.status === 'super'
     if (existing) {
       existing.totalCp += c.cp
       if (rare > existing.rare) existing.rare = rare
+      if (isUnique) existing.isUnique = true
     } else {
-      cardGroups.set(c.card, { card: c.card, totalCp: c.cp, rare })
+      cardGroups.set(c.card, { card: c.card, totalCp: c.cp, rare, isUnique })
     }
   }
 
   const sortedGroups = Array.from(cardGroups.values())
     .sort((a, b) => a.card - b.card)
 
-  const cardsHtml = sortedGroups.map(({ card, totalCp, rare }) => {
-    const rarityClass = rare === 3 ? 'unique' : rare === 2 ? 'shiny' : rare === 1 ? 'rare' : ''
+  const cardsHtml = sortedGroups.map(({ card, totalCp, rare, isUnique }) => {
+    const rarityClass = isUnique ? 'unique' : rare >= 4 ? 'shiny' : rare >= 1 ? 'rare' : ''
     const effectsHtml = rarityClass ? `
       <div class="card-status pattern-${rarityClass}"></div>
       <div class="card-status color-${rarityClass}"></div>
diff --git a/src/web/lib/auth.ts b/src/web/lib/auth.ts
index e5cc762..d4a31f5 100644
--- a/src/web/lib/auth.ts
+++ b/src/web/lib/auth.ts
@@ -386,12 +386,11 @@ export async function saveMigratedCardData(
     updatedAt: string
   },
   cards: {
+    cid: string
     id: number
-    card: number
     cp: number
-    status: string
-    skill: string
-    createdAt: string
+    rare: number
+    unique: boolean
   }[],
   checksum: string
 ): Promise<{ uri: string; cid: string } | null> {