diff --git a/src/main/java/emu/nebula/game/character/CharacterStorage.java b/src/main/java/emu/nebula/game/character/CharacterStorage.java
index 973cef6..4c62776 100644
--- a/src/main/java/emu/nebula/game/character/CharacterStorage.java
+++ b/src/main/java/emu/nebula/game/character/CharacterStorage.java
@@ -18,6 +18,7 @@ import emu.nebula.game.player.PlayerChangeInfo;
 
 import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
 import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
+import it.unimi.dsi.fastutil.ints.IntArrayList;
 import lombok.Getter;
 import lombok.Setter;
 
@@ -185,6 +186,39 @@ public class CharacterStorage extends PlayerManager {
         }
     }
     
+    public PlayerChangeInfo claimAllPotentialBookRewards() {
+        var rewards = new ItemParamMap();
+        var received = new IntArrayList();
+        
+        // Collect rewards for every owned character
+        for (var character : this.getCharacterCollection()) {
+            var characterReceived = new IntArrayList();
+            var characterRewards = character.collectPotentialBookRewards(characterReceived);
+            
+            if (characterRewards.isEmpty()) {
+                continue;
+            }
+            
+            rewards.add(characterRewards);
+            received.addAll(characterReceived);
+            
+            // Save to db
+            character.save();
+        }
+        
+        // Sanity check
+        if (rewards.isEmpty()) {
+            return null;
+        }
+        
+        // Add all rewards at once so the change info only contains one entry per item
+        var change = this.getPlayer().getInventory().addItems(rewards);
+        change.setExtraData(received);
+        
+        // Success
+        return change.setSuccess(true);
+    }
+    
     // Discs
 
     public GameDisc getDiscById(int id) {
diff --git a/src/main/java/emu/nebula/game/character/GameCharacter.java b/src/main/java/emu/nebula/game/character/GameCharacter.java
index bcf49e6..13f3789 100644
--- a/src/main/java/emu/nebula/game/character/GameCharacter.java
+++ b/src/main/java/emu/nebula/game/character/GameCharacter.java
@@ -42,6 +42,7 @@ import emu.nebula.util.ints.CustomIntArray;
 import it.unimi.dsi.fastutil.ints.Int2IntMap;
 import it.unimi.dsi.fastutil.ints.Int2IntOpenHashMap;
 import it.unimi.dsi.fastutil.ints.IntArrayList;
+import it.unimi.dsi.fastutil.ints.IntList;
 import it.unimi.dsi.fastutil.ints.IntOpenHashSet;
 import it.unimi.dsi.fastutil.ints.IntSet;
 import lombok.Getter;
@@ -1003,9 +1004,13 @@ public class GameCharacter implements GameDatabaseObject {
         return this.receivedPotentialRewards;
     }
     
-    public PlayerChangeInfo claimPotentialBookRewards() {
+    /**
+     * Marks this character's claimable potential book rewards as received.
+     * @param receivedIds List to add the claimed reward ids to
+     * @return The claimed rewards
+     */
+    protected ItemParamMap collectPotentialBookRewards(IntList receivedIds) {
         var rewards = new ItemParamMap();
-        var received = new IntArrayList();
         int potentials = this.getTotalSeenPotentials();
         
         for (var reward : this.getData().getPotentialBookRewards().values()) {
@@ -1015,16 +1020,27 @@ public class GameCharacter implements GameDatabaseObject {
             }
             
             // Check if we meet criteria for claiming the reward
-            if (potentials >= reward.getRequiredPotentials()) {
-                // Mark as received
-                this.getReceivedPotentialRewards().add(reward.getId());
-                
-                // Add to lists
-                received.add(reward.getId());
-                rewards.add(reward.getItemId(), reward.getItemQty());
+            if (potentials < reward.getRequiredPotentials()) {
+                continue;
             }
+            
+            // Mark as received
+            this.getReceivedPotentialRewards().add(reward.getId());
+            
+            // Add to rewards
+            rewards.add(reward.getItemId(), reward.getItemQty());
+            
+            // Mark as received
+            receivedIds.add(reward.getId());
         }
         
+        return rewards;
+    }
+    
+    public PlayerChangeInfo claimPotentialBookRewards() {
+        var received = new IntArrayList();
+        var rewards = this.collectPotentialBookRewards(received);
+        
         if (rewards.isEmpty()) {
             return null;
         }
diff --git a/src/main/java/emu/nebula/server/handlers/HandlerStarTowerBookPotentialRewardReceiveReq.java b/src/main/java/emu/nebula/server/handlers/HandlerStarTowerBookPotentialRewardReceiveReq.java
index b7c6e51..4fd2085 100644
--- a/src/main/java/emu/nebula/server/handlers/HandlerStarTowerBookPotentialRewardReceiveReq.java
+++ b/src/main/java/emu/nebula/server/handlers/HandlerStarTowerBookPotentialRewardReceiveReq.java
@@ -1,5 +1,6 @@
 package emu.nebula.server.handlers;
 
+import emu.nebula.game.player.PlayerChangeInfo;
 import emu.nebula.net.NetHandler;
 import emu.nebula.net.NetMsgId;
 import emu.nebula.proto.Public.UI32;
@@ -13,17 +14,27 @@ public class HandlerStarTowerBookPotentialRewardReceiveReq extends NetHandler {
 
     @Override
     public byte[] handle(GameSession session, byte[] message) throws Exception {
-        // Parse character id
+        // Parse character id, 0 means claim for all characters
         var req = UI32.parseFrom(message);
-        var character = session.getPlayer().getCharacters().getCharacterById(req.getValue());
+        int charId = req.getValue();
         
-        if (character == null) {
-            return session.encodeMsg(NetMsgId.star_tower_book_potential_reward_receive_failed_ack);
+        PlayerChangeInfo change;
+        
+        if (charId > 0) {
+            // Get character
+            var character = session.getPlayer().getCharacters().getCharacterById(charId);
+            
+            if (character == null) {
+                return session.encodeMsg(NetMsgId.star_tower_book_potential_reward_receive_failed_ack);
+            }
+            
+            // Claim rewards
+            change = character.claimPotentialBookRewards();
+        } else {
+            // Claim rewards for all characters
+            change = session.getPlayer().getCharacters().claimAllPotentialBookRewards();
         }
         
-        // Claim rewards
-        var change = character.claimPotentialBookRewards();
-        
         if (change == null) {
             return session.encodeMsg(NetMsgId.star_tower_book_potential_reward_receive_failed_ack);
         }