diff --git a/fml/client/net/minecraft/src/ModLoader.java b/fml/client/net/minecraft/src/ModLoader.java
index 477c94e3a..71aae17a5 100644
--- a/fml/client/net/minecraft/src/ModLoader.java
+++ b/fml/client/net/minecraft/src/ModLoader.java
@@ -626,6 +626,7 @@ public class ModLoader
      *
      * @param block
      */
+    @SuppressWarnings("deprecation")
     public static void registerBlock(Block block)
     {
         GameRegistry.registerBlock(block);
@@ -637,6 +638,7 @@ public class ModLoader
      * @param block
      * @param itemclass
      */
+    @SuppressWarnings("deprecation")
     public static void registerBlock(Block block, Class<? extends ItemBlock> itemclass)
     {
         GameRegistry.registerBlock(block, itemclass);
diff --git a/fml/common/cpw/mods/fml/relauncher/CoreFMLLibraries.java b/fml/common/cpw/mods/fml/relauncher/CoreFMLLibraries.java
deleted file mode 100644
index 4dc065b5f..000000000
--- a/fml/common/cpw/mods/fml/relauncher/CoreFMLLibraries.java
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- * Forge Mod Loader
- * Copyright (c) 2012-2013 cpw.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the GNU Lesser Public License v2.1
- * which accompanies this distribution, and is available at
- * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
- *
- * Contributors:
- *     cpw - implementation
- */
-
-package cpw.mods.fml.relauncher;
-
-public class CoreFMLLibraries implements ILibrarySet
-{
-    private static String[] libraries = { "argo-small-3.2.jar","guava-14.0-rc3.jar","asm-all-4.1.jar", "bcprov-jdk15on-148.jar", FMLInjectionData.debfuscationDataName(), "scala-library.jar" };
-    private static String[] checksums = { "58912ea2858d168c50781f956fa5b59f0f7c6b51", "931ae21fa8014c3ce686aaa621eae565fefb1a6a", "054986e962b88d8660ae4566475658469595ef58", "960dea7c9181ba0b17e8bab0c06a43f0a5f04e65", FMLInjectionData.deobfuscationDataHash, "458d046151ad179c85429ed7420ffb1eaf6ddf85" };
-
-    @Override
-    public String[] getLibraries()
-    {
-        return libraries;
-    }
-
-    @Override
-    public String[] getHashes()
-    {
-        return checksums;
-    }
-
-    @Override
-    public String getRootURL()
-    {
-        return System.getProperty("fml.core.libraries.mirror", "http://files.minecraftforge.net/fmllibs/%s");
-    }
-
-}
diff --git a/fml/common/cpw/mods/fml/relauncher/CoreModManager.java b/fml/common/cpw/mods/fml/relauncher/CoreModManager.java
index 5f12b8803..2e5c7789d 100644
--- a/fml/common/cpw/mods/fml/relauncher/CoreModManager.java
+++ b/fml/common/cpw/mods/fml/relauncher/CoreModManager.java
@@ -49,7 +49,6 @@ public class CoreModManager
     private static List<String> loadedLibraries = new ArrayList<String>();
     private static Map<IFMLLoadingPlugin, File> pluginLocations;
     private static List<IFMLLoadingPlugin> loadPlugins;
-    private static List<ILibrarySet> libraries;
     private static boolean deobfuscatedEnvironment;
 
     public static void handleLaunch(File mcDir, LaunchClassLoader classLoader)
@@ -117,13 +116,6 @@ public class CoreModManager
                 }
                 IFMLLoadingPlugin plugin = (IFMLLoadingPlugin) coreModClass.newInstance();
                 loadPlugins.add(plugin);
-                if (plugin.getLibraryRequestClass()!=null)
-                {
-                    for (String libName : plugin.getLibraryRequestClass())
-                    {
-                        libraries.add((ILibrarySet) Class.forName(libName, true, classLoader).newInstance());
-                    }
-                }
             }
             catch (Throwable e)
             {
@@ -131,7 +123,7 @@ public class CoreModManager
                 throw new RuntimeException(e);
             }
         }
-        discoverCoreMods(mcDir, classLoader, loadPlugins, libraries);
+        discoverCoreMods(mcDir, classLoader, loadPlugins);
 
         for (IFMLLoadingPlugin plug : loadPlugins)
         {
@@ -204,7 +196,7 @@ public class CoreModManager
         }
     }
 
-    private static void discoverCoreMods(File mcDir, LaunchClassLoader classLoader, List<IFMLLoadingPlugin> loadPlugins, List<ILibrarySet> libraries)
+    private static void discoverCoreMods(File mcDir, LaunchClassLoader classLoader, List<IFMLLoadingPlugin> loadPlugins)
     {
         FMLRelaunchLog.fine("Discovering coremods");
         File coreMods = setupCoreModDir(mcDir);
@@ -308,13 +300,6 @@ public class CoreModManager
                 IFMLLoadingPlugin plugin = (IFMLLoadingPlugin) coreModClass.newInstance();
                 loadPlugins.add(plugin);
                 pluginLocations .put(plugin, coreMod);
-                if (plugin.getLibraryRequestClass()!=null)
-                {
-                    for (String libName : plugin.getLibraryRequestClass())
-                    {
-                        libraries.add((ILibrarySet) Class.forName(libName, true, classLoader).newInstance());
-                    }
-                }
                 FMLRelaunchLog.fine("Loaded coremod %s", coreMod.getName());
             }
             catch (ClassNotFoundException cnfe)
diff --git a/fml/common/cpw/mods/fml/relauncher/FMLCorePlugin.java b/fml/common/cpw/mods/fml/relauncher/FMLCorePlugin.java
index 70f11f416..d5267314a 100644
--- a/fml/common/cpw/mods/fml/relauncher/FMLCorePlugin.java
+++ b/fml/common/cpw/mods/fml/relauncher/FMLCorePlugin.java
@@ -16,10 +16,11 @@ import java.util.Map;
 
 public class FMLCorePlugin implements IFMLLoadingPlugin
 {
+    @SuppressWarnings("deprecation")
     @Override
     public String[] getLibraryRequestClass()
     {
-        return new String[] {"cpw.mods.fml.relauncher.CoreFMLLibraries"};
+        return null;
     }
 
     @Override
diff --git a/fml/common/cpw/mods/fml/relauncher/ILibrarySet.java b/fml/common/cpw/mods/fml/relauncher/ILibrarySet.java
index b80a3b3f9..eac6d16b3 100644
--- a/fml/common/cpw/mods/fml/relauncher/ILibrarySet.java
+++ b/fml/common/cpw/mods/fml/relauncher/ILibrarySet.java
@@ -5,7 +5,7 @@
  * are made available under the terms of the GNU Lesser Public License v2.1
  * which accompanies this distribution, and is available at
  * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
- * 
+ *
  * Contributors:
  *     cpw - implementation
  */
@@ -15,10 +15,12 @@ package cpw.mods.fml.relauncher;
 /**
  * Interface for certain core plugins to register libraries to
  * be loaded in by the FML class loader at launch time
+ * Deprecated without replacement.
  *
  * @author cpw
  *
  */
+@Deprecated
 public interface ILibrarySet
 {
     /**