diff --git a/src/main/java/WayofTime/bloodmagic/ConfigHandler.java b/src/main/java/WayofTime/bloodmagic/ConfigHandler.java
index a7447cd4..295007db 100644
--- a/src/main/java/WayofTime/bloodmagic/ConfigHandler.java
+++ b/src/main/java/WayofTime/bloodmagic/ConfigHandler.java
@@ -172,7 +172,7 @@ public class ConfigHandler
 
         category = "Transposition Sigil Blacklist";
         config.addCustomCategoryComment(category, "Block blacklisting");
-        transpositionBlacklisting = config.getStringList("transpositionBlacklist", category, new String[] { "minecraft:bedrock" }, "Stops specified blocks from being teleposed. Put entries on new lines. Valid syntax is:\nmodid:blockname:meta");
+        transpositionBlacklisting = config.getStringList("transpositionBlacklist", category, new String[] { "minecraft:bedrock", "minecraft:mob_spawner" }, "Stops specified blocks from being teleposed. Put entries on new lines. Valid syntax is:\nmodid:blockname:meta");
         buildBlacklist(transpositionBlacklisting, transpositionBlacklist);
 
         category = "Well of Suffering Blacklist";
diff --git a/src/main/java/WayofTime/bloodmagic/api/BloodMagicAPI.java b/src/main/java/WayofTime/bloodmagic/api/BloodMagicAPI.java
index 78e84f74..1323545c 100644
--- a/src/main/java/WayofTime/bloodmagic/api/BloodMagicAPI.java
+++ b/src/main/java/WayofTime/bloodmagic/api/BloodMagicAPI.java
@@ -32,6 +32,8 @@ public class BloodMagicAPI
     @Getter
     private static final List<BlockStack> teleposerBlacklist = new ArrayList<BlockStack>();
     @Getter
+    private static final List<BlockStack> transpositionBlacklist = new ArrayList<BlockStack>();
+    @Getter
     private static final Map<String, Integer> entitySacrificeValues = new HashMap<String, Integer>();
     @Getter
     private static final ArrayList<Block> greenGroveBlacklist = new ArrayList<Block>();
@@ -148,6 +150,48 @@ public class BloodMagicAPI
         addToTeleposerBlacklist(block, 0);
     }
 
+    /**
+     * Used to add a {@link BlockStack} to the Transposition blacklist that cannot
+     * be changed via Configuration files.
+     *
+     * IMC:
+     * {@code FMLInterModComs.sendMessage("BloodMagic", "transpositionBlacklist", ItemStack)}
+     * Example:
+     * {@code FMLInterModComs.sendMessage("BloodMagic", "transpositionBlacklist", new ItemStack(Blocks.bedrock))}
+     *
+     * @param blockStack
+     *        - The BlockStack to blacklist.
+     */
+    public static void addToTranspositionBlacklist(BlockStack blockStack)
+    {
+        if (!transpositionBlacklist.contains(blockStack))
+            transpositionBlacklist.add(blockStack);
+    }
+
+    /**
+     * @see #addToTranspositionBlacklist(BlockStack)
+     *
+     * @param block
+     *        - The block to blacklist
+     * @param meta
+     *        - The meta of the block to blacklist
+     */
+    public static void addToTranspositionBlacklist(Block block, int meta)
+    {
+        addToTranspositionBlacklist(new BlockStack(block, meta));
+    }
+
+    /**
+     * @see #addToTranspositionBlacklist(BlockStack)
+     *
+     * @param block
+     *        - The block to blacklist
+     */
+    public static void addToTranspositionBlacklist(Block block)
+    {
+        addToTranspositionBlacklist(block, 0);
+    }
+
     /**
      * Used to set the sacrifice value of an Entity. The value provided is how
      * much LP will be gained when the entity is sacrificed at a Blood Altar.
diff --git a/src/main/java/WayofTime/bloodmagic/item/sigil/ItemSigilTransposition.java b/src/main/java/WayofTime/bloodmagic/item/sigil/ItemSigilTransposition.java
index 8bfbd395..3f51d883 100644
--- a/src/main/java/WayofTime/bloodmagic/item/sigil/ItemSigilTransposition.java
+++ b/src/main/java/WayofTime/bloodmagic/item/sigil/ItemSigilTransposition.java
@@ -2,6 +2,8 @@ package WayofTime.bloodmagic.item.sigil;
 
 import java.util.List;
 
+import WayofTime.bloodmagic.BloodMagic;
+import WayofTime.bloodmagic.api.BloodMagicAPI;
 import WayofTime.bloodmagic.api.util.helper.NetworkHelper;
 import net.minecraft.block.Block;
 import net.minecraft.block.state.IBlockState;
@@ -13,8 +15,10 @@ import net.minecraft.tileentity.TileEntityMobSpawner;
 import net.minecraft.util.EnumActionResult;
 import net.minecraft.util.EnumFacing;
 import net.minecraft.util.EnumHand;
+import net.minecraft.util.ResourceLocation;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.world.World;
+import net.minecraftforge.fml.common.registry.ForgeRegistries;
 import net.minecraftforge.fml.relauncher.Side;
 import net.minecraftforge.fml.relauncher.SideOnly;
 import WayofTime.bloodmagic.ConfigHandler;
@@ -54,7 +58,7 @@ public class ItemSigilTransposition extends ItemSigilBase
 
         if (tag.hasKey(Constants.NBT.CONTAINED_BLOCK_NAME) && tag.hasKey(Constants.NBT.CONTAINED_BLOCK_META))
         {
-            BlockStack blockStack = new BlockStack(Block.getBlockFromName(tag.getString(Constants.NBT.CONTAINED_BLOCK_NAME)), tag.getByte(Constants.NBT.CONTAINED_BLOCK_META));
+            BlockStack blockStack = new BlockStack(ForgeRegistries.BLOCKS.getValue(new ResourceLocation(tag.getString(Constants.NBT.CONTAINED_BLOCK_NAME))), tag.getByte(Constants.NBT.CONTAINED_BLOCK_META));
             return super.getItemStackDisplayName(stack) + " (" + blockStack.getItemStack().getDisplayName() + ")";
         }
         return super.getItemStackDisplayName(stack);
@@ -69,9 +73,12 @@ public class ItemSigilTransposition extends ItemSigilBase
         if (!world.isRemote)
         {
             BlockStack rightClickedBlock = BlockStack.getStackFromPos(world, blockPos);
+            if (BloodMagicAPI.getTranspositionBlacklist().contains(rightClickedBlock))
+                return EnumActionResult.FAIL;
+
             if (!ConfigHandler.transpositionBlacklist.contains(rightClickedBlock) && player.isSneaking() && (!stack.getTagCompound().hasKey(Constants.NBT.CONTAINED_BLOCK_NAME) || !stack.getTagCompound().hasKey(Constants.NBT.CONTAINED_BLOCK_META)))
             {
-                if (rightClickedBlock.getBlock().getPlayerRelativeBlockHardness(state, player, world, blockPos) >= 0 && rightClickedBlock.getBlock().getBlockHardness(state, world, blockPos) >= 0)
+                if (rightClickedBlock.getState().getPlayerRelativeBlockHardness(player, world, blockPos) >= 0 && rightClickedBlock.getState().getBlockHardness(world, blockPos) >= 0)
                 {
                     int cost = getLpUsed();
 
diff --git a/src/main/java/WayofTime/bloodmagic/registry/ModBlocks.java b/src/main/java/WayofTime/bloodmagic/registry/ModBlocks.java
index f4a01d86..b4db0c7e 100644
--- a/src/main/java/WayofTime/bloodmagic/registry/ModBlocks.java
+++ b/src/main/java/WayofTime/bloodmagic/registry/ModBlocks.java
@@ -144,9 +144,13 @@ public class ModBlocks
 //        testSpellBlock = registerBlock(new BlockTestSpellBlock());
 
         BloodMagicAPI.addToTeleposerBlacklist(inputRoutingNode);
+        BloodMagicAPI.addToTranspositionBlacklist(inputRoutingNode);
         BloodMagicAPI.addToTeleposerBlacklist(outputRoutingNode);
+        BloodMagicAPI.addToTranspositionBlacklist(outputRoutingNode);
         BloodMagicAPI.addToTeleposerBlacklist(itemRoutingNode);
+        BloodMagicAPI.addToTranspositionBlacklist(itemRoutingNode);
         BloodMagicAPI.addToTeleposerBlacklist(demonCrystal);
+        BloodMagicAPI.addToTranspositionBlacklist(demonCrystal);
 
         initTiles();
     }
diff --git a/src/main/java/WayofTime/bloodmagic/util/handler/IMCHandler.java b/src/main/java/WayofTime/bloodmagic/util/handler/IMCHandler.java
index 3a5452fe..ca3ef747 100644
--- a/src/main/java/WayofTime/bloodmagic/util/handler/IMCHandler.java
+++ b/src/main/java/WayofTime/bloodmagic/util/handler/IMCHandler.java
@@ -27,6 +27,15 @@ public class IMCHandler
                 }
             }
 
+            if (message.key.equals("transpositionBlacklist") && message.isItemStackMessage())
+            {
+                ItemStack stack = message.getItemStackValue();
+                if (stack.getItem() instanceof ItemBlock) {
+                    Block block = Block.getBlockFromItem(stack.getItem());
+                    BloodMagicAPI.addToTranspositionBlacklist(block, stack.getItemDamage());
+                }
+            }
+
             if (message.key.equals("sacrificeValue") && message.isStringMessage())
             {
                 String[] splitInfo = message.getStringValue().split(";");