diff --git a/src/java/com/threerings/micasa/simulator/server/SimulatorManager.java b/src/java/com/threerings/micasa/simulator/server/SimulatorManager.java
index 5a139b05a..5cd2d2288 100644
--- a/src/java/com/threerings/micasa/simulator/server/SimulatorManager.java
+++ b/src/java/com/threerings/micasa/simulator/server/SimulatorManager.java
@@ -1,5 +1,5 @@
 //
-// $Id: SimulatorManager.java,v 1.17 2004/08/27 02:12:54 mdb Exp $
+// $Id: SimulatorManager.java,v 1.18 2004/10/22 19:27:54 ray Exp $
 //
 // Narya library - tools for developing networked games
 // Copyright (C) 2002-2004 Three Rings Design, Inc., All Rights Reserved
@@ -135,7 +135,7 @@ public class SimulatorManager
 
             for (int ii = 1; ii < _playerCount; ii++) {
                 // mark all simulants as AI players
-                _gmgr.setAI(ii, skill);
+                _gmgr.setAI(ii, skill, (byte) 0);
             }
 
             // resolve the simulant body objects
diff --git a/src/java/com/threerings/parlor/game/AI.java b/src/java/com/threerings/parlor/game/AI.java
new file mode 100644
index 000000000..4a4307cb9
--- /dev/null
+++ b/src/java/com/threerings/parlor/game/AI.java
@@ -0,0 +1,32 @@
+//
+// $Id: AI.java,v 1.1 2004/10/22 19:27:54 ray Exp $
+
+package com.threerings.parlor.game;
+
+/**
+ * Represents attributes of an AI player.
+ */
+public class AI
+{
+    /** The skill level of the AI. */
+    public byte skill;
+
+    /** The "personality" of the AI, which can be interpreted by
+     * each puzzle. */
+    public byte personality;
+
+    /**
+     * Construct an AI.
+     */
+    public AI (byte skill, byte personality)
+    {
+        this.skill = skill;
+        this.personality = personality;
+    }
+
+    // documentation inherited
+    public String toString ()
+    {
+        return "skill(" + skill + "), personality(" + personality + ")";
+    }
+}
diff --git a/src/java/com/threerings/parlor/game/GameManager.java b/src/java/com/threerings/parlor/game/GameManager.java
index f08ee8087..9cfd6a7b7 100644
--- a/src/java/com/threerings/parlor/game/GameManager.java
+++ b/src/java/com/threerings/parlor/game/GameManager.java
@@ -1,5 +1,5 @@
 //
-// $Id: GameManager.java,v 1.75 2004/08/27 02:20:14 mdb Exp $
+// $Id: GameManager.java,v 1.76 2004/10/22 19:27:54 ray Exp $
 //
 // Narya library - tools for developing networked games
 // Copyright (C) 2002-2004 Three Rings Design, Inc., All Rights Reserved
@@ -227,7 +227,7 @@ public class GameManager extends PlaceManager
 
         if (_AIs != null) {
             // clear out the player's entry in the AI list
-            _AIs[pidx] = -1;
+            _AIs[pidx] = null;
         }
 
         // decrement the number of players in the game
@@ -262,23 +262,22 @@ public class GameManager extends PlaceManager
      * @param pidx the player index of the AI.
      * @param skill the skill level, from 0 to 100 inclusive.
      */
-    public void setAI (final int pidx, final byte skill)
+    public void setAI (final int pidx, final byte skill, final byte personality)
     {
         if (_AIs == null) {
             // create and initialize the AI skill level array
-            _AIs = new byte[getPlayerSlots()];
-            Arrays.fill(_AIs, (byte)-1);
+            _AIs = new AI[getPlayerSlots()];
             // set up a delegate op for AI ticking
             _tickAIOp = new TickAIDelegateOp();
         }
 
         // save off the AI's skill level
-        _AIs[pidx] = skill;
+        _AIs[pidx] = new AI(skill, personality);
 
         // let the delegates know that the player's been made an AI
         applyToDelegates(new DelegateOp() {
             public void apply (PlaceManagerDelegate delegate) {
-                ((GameManagerDelegate)delegate).setAI(pidx, skill);
+                ((GameManagerDelegate)delegate).setAI(pidx, skill, personality);
             }
         });
     }
@@ -330,7 +329,7 @@ public class GameManager extends PlaceManager
      */
     public boolean isAI (int pidx)
     {
-        return (_AIs != null && _AIs[pidx] != -1);
+        return (_AIs != null && _AIs[pidx] != null);
     }
 
     /**
@@ -669,9 +668,8 @@ public class GameManager extends PlaceManager
     protected void tickAIs ()
     {
         for (int ii = 0; ii < _AIs.length; ii++) {
-            byte level = _AIs[ii];
-            if (level != -1) {
-                tickAI(ii, level);
+            if (_AIs[ii] != null) {
+                tickAI(ii, _AIs[ii]);
             }
         }
     }
@@ -679,9 +677,9 @@ public class GameManager extends PlaceManager
     /**
      * Called by tickAIs to tick each AI in the game.
      */
-    protected void tickAI (int pidx, byte level)
+    protected void tickAI (int pidx, AI ai)
     {
-        _tickAIOp.setAI(pidx, level);
+        _tickAIOp.setAI(pidx, ai);
         applyToDelegates(_tickAIOp);
     }
 
@@ -868,7 +866,7 @@ public class GameManager extends PlaceManager
     {
         return (!_gameobj.isOccupiedPlayer(pidx) ||  // unoccupied slot
                 _playerOids[pidx] != 0 ||            // player is ready
-                (_AIs != null && _AIs[pidx] != -1)); // player is AI
+                isAI(pidx));                         // player is AI
     }
 
     // documentation inherited from interface
@@ -970,17 +968,17 @@ public class GameManager extends PlaceManager
     protected class TickAIDelegateOp implements DelegateOp
     {
         public void apply (PlaceManagerDelegate delegate) {
-            ((GameManagerDelegate) delegate).tickAI(_pidx, _level);
+            ((GameManagerDelegate) delegate).tickAI(_pidx, _ai);
         }
 
-        public void setAI (int pidx, byte level)
+        public void setAI (int pidx, AI ai)
         {
             _pidx = pidx;
-            _level = level;
+            _ai = ai;
         }
 
         protected int _pidx;
-        protected byte _level;
+        protected AI _ai;
     }
 
     /**
@@ -1006,7 +1004,7 @@ public class GameManager extends PlaceManager
 
     /** If AIs are present, contains their skill levels, or -1 at human
      * player indexes. */
-    protected byte[] _AIs;
+    protected AI[] _AIs;
 
     /** If non-null, contains bundles and messages that should be sent as
      * system messages once the game has started. */
diff --git a/src/java/com/threerings/parlor/game/GameManagerDelegate.java b/src/java/com/threerings/parlor/game/GameManagerDelegate.java
index 3d0a815ca..27f5fc5a6 100644
--- a/src/java/com/threerings/parlor/game/GameManagerDelegate.java
+++ b/src/java/com/threerings/parlor/game/GameManagerDelegate.java
@@ -1,5 +1,5 @@
 //
-// $Id: GameManagerDelegate.java,v 1.8 2004/08/27 02:20:14 mdb Exp $
+// $Id: GameManagerDelegate.java,v 1.9 2004/10/22 19:27:54 ray Exp $
 //
 // Narya library - tools for developing networked games
 // Copyright (C) 2002-2004 Three Rings Design, Inc., All Rights Reserved
@@ -59,7 +59,7 @@ public class GameManagerDelegate extends PlaceManagerDelegate
      * @param pidx the player index to fake some gameplay for.
      * @param skill the base skill level of the AI (0 - 100 inclusive).
      */
-    public void tickAI (int pidx, byte skill)
+    public void tickAI (int pidx, AI ai)
     {
     }
 
@@ -90,7 +90,7 @@ public class GameManagerDelegate extends PlaceManagerDelegate
      * Called when the specified player has been set as an AI with the
      * given skill level (ranging from 0 to 100 inclusive.)
      */
-    public void setAI (int pidx, byte skill)
+    public void setAI (int pidx, byte skill, byte personality)
     {
     }
 }