diff --git a/Il2CppDumper/Il2CppDumper.cs b/Il2CppDumper/Il2CppDumper.cs
index a613fb7..2841daf 100644
--- a/Il2CppDumper/Il2CppDumper.cs
+++ b/Il2CppDumper/Il2CppDumper.cs
@@ -15,6 +15,9 @@ namespace Il2CppInspector
     {
         private readonly Il2CppReflector model;
 
+        // Namespace prefixes whose contents should be skipped
+        public List<string> ExcludedNamespaces { get; set; }
+
         public Il2CppDumper(Il2CppInspector proc) {
             model = new Il2CppReflector(proc);
         }
@@ -31,6 +34,10 @@ namespace Il2CppInspector
 
                 foreach (var type in model.Assemblies.SelectMany(x => x.DefinedTypes)) {
 
+                    // Skip namespace and any children if requested
+                    if (ExcludedNamespaces?.Any(x => x == type.Namespace || type.Namespace.StartsWith(x + ".")) ?? false)
+                        continue;
+
                     // Type declaration
                     writer.Write($"\n// Namespace: {type.Namespace}\n");
 
diff --git a/Il2CppDumper/Program.cs b/Il2CppDumper/Program.cs
index af4ace5..92d200b 100644
--- a/Il2CppDumper/Program.cs
+++ b/Il2CppDumper/Program.cs
@@ -2,6 +2,7 @@
 // All rights reserved
 
 using System;
+using System.Collections.Generic;
 using System.IO;
 
 namespace Il2CppInspector
@@ -49,10 +50,18 @@ namespace Il2CppInspector
             if (il2cppInspectors == null)
                 Environment.Exit(1);
 
+            // Exclusions
+            var excludedNamespaces = new List<string> {
+                "System",
+                "UnityEngine",
+                "Mono",
+                "Microsoft.Win32"
+            };
+
             // Write output file
             int i = 0;
             foreach (var il2cpp in il2cppInspectors)
-                new Il2CppDumper(il2cpp).WriteFile(outFile + (i++ > 0 ? "-" + (i-1) : ""));
+                new Il2CppDumper(il2cpp) {ExcludedNamespaces = excludedNamespaces}.WriteFile(outFile + (i++ > 0 ? "-" + (i-1) : ""));
         }
     }
 }
diff --git a/Il2CppTests/TestRunner.cs b/Il2CppTests/TestRunner.cs
index 0811836..2992b6c 100644
--- a/Il2CppTests/TestRunner.cs
+++ b/Il2CppTests/TestRunner.cs
@@ -5,6 +5,7 @@
 */
 
 using System;
+using System.Collections.Generic;
 using System.IO;
 using System.Linq;
 using NUnit.Framework;
@@ -38,10 +39,18 @@ namespace Il2CppInspector
             if (inspectors.Count == 0)
                 throw new Exception("Could not find any images in the IL2CPP binary");
 
+            // Exclusions
+            var excludedNamespaces = new List<string> {
+                "System",
+                "UnityEngine",
+                "Mono",
+                "Microsoft.Win32",
+            };
+
             // Dump each image in the binary separately
             int i = 0;
             foreach (var il2cpp in inspectors)
-                new Il2CppDumper(il2cpp).WriteFile(testPath + @"\test-result" + (i++ > 0 ? "-" + (i - 1) : "") + ".cs");
+                new Il2CppDumper(il2cpp) {ExcludedNamespaces = excludedNamespaces}.WriteFile(testPath + @"\test-result" + (i++ > 0 ? "-" + (i - 1) : "") + ".cs");
 
             // Compare test result with expected result
             for (i = 0; i < inspectors.Count; i++) {