diff --git a/Editor/CleanUpInstructionPass.cs b/Editor/CleanUpInstructionPass.cs
index af95f9f..7f7dda7 100644
--- a/Editor/CleanUpInstructionPass.cs
+++ b/Editor/CleanUpInstructionPass.cs
@@ -10,6 +10,15 @@ namespace Obfuz
 {
     public class CleanUpInstructionPass : ObfuscationPassBase
     {
+        public override void Start(ObfuscatorContext ctx)
+        {
+        }
+
+        public override void Stop(ObfuscatorContext ctx)
+        {
+
+        }
+
         public override void Process(ObfuscatorContext ctx)
         {
             foreach (var ass in ctx.assemblies)
@@ -30,14 +39,5 @@ namespace Obfuz
                 }
             }
         }
-
-        public override void Start(ObfuscatorContext ctx)
-        {
-        }
-
-        public override void Stop(ObfuscatorContext ctx)
-        {
-
-        }
     }
 }
diff --git a/Editor/Emit/RandomDataNodeCreator.cs b/Editor/Emit/RandomDataNodeCreator.cs
index 1aaa791..2ed55f7 100644
--- a/Editor/Emit/RandomDataNodeCreator.cs
+++ b/Editor/Emit/RandomDataNodeCreator.cs
@@ -51,7 +51,7 @@ namespace Obfuz.Emit
             {
                 throw new System.Exception($"No functions available for type {type}");
             }
-            if (options.depth >= 4)
+            if (options.depth >= 2)
             {
                 //return new ConstDataNode() { Type = type, Value = value };
                 return _random.NextInt(100) < 50 ?
diff --git a/Editor/MemEncrypt/MemoryEncryptionPass.cs b/Editor/MemEncrypt/MemoryEncryptionPass.cs
index 164948e..be15fd2 100644
--- a/Editor/MemEncrypt/MemoryEncryptionPass.cs
+++ b/Editor/MemEncrypt/MemoryEncryptionPass.cs
@@ -92,7 +92,7 @@ namespace Obfuz.MemEncrypt
                 }
                 default: return false;
             }
-            Debug.Log($"memory encrypt field: {field}");
+            //Debug.Log($"memory encrypt field: {field}");
             return true;
         }
     }
diff --git a/Editor/Obfuscator.cs b/Editor/Obfuscator.cs
index 17b0a0d..26ed048 100644
--- a/Editor/Obfuscator.cs
+++ b/Editor/Obfuscator.cs
@@ -51,8 +51,8 @@ namespace Obfuz
 
             _pipeline.AddPass(new MemoryEncryptionPass());
             //_pipeline.AddPass(new ProxyCallPass());
-            //_pipeline.AddPass(new ExprObfuscationPass());
-            //_pipeline.AddPass(new DataVirtualizationPass());
+            _pipeline.AddPass(new ExprObfuscationPass());
+            _pipeline.AddPass(new DataVirtualizationPass());
             _pipeline.AddPass(new RenameSymbolPass());
             _pipeline.AddPass(new CleanUpInstructionPass());
 
@@ -105,7 +105,7 @@ namespace Obfuz
                     string refAssName = refAss.Name.ToString();
                     if (assByName.TryGetValue(refAssName, out var refAssembly))
                     {
-                        UnityEngine.Debug.Log($"assembly:{ass.name} reference to {refAssName}");
+                        //UnityEngine.Debug.Log($"assembly:{ass.name} reference to {refAssName}");
                         refAssembly.referenceMeAssemblies.Add(ass);
                     }
                 }