diff --git a/korman/properties/modifiers/logic.py b/korman/properties/modifiers/logic.py
index e1c3965..92ac41b 100644
--- a/korman/properties/modifiers/logic.py
+++ b/korman/properties/modifiers/logic.py
@@ -14,10 +14,29 @@
 #    along with Korman.  If not, see <http://www.gnu.org/licenses/>.
 
 import bpy
+from bpy.props import *
 from PyHSPlasma import *
 
 from .base import PlasmaModifierProperties
 
+class PlasmaAdvancedLogic(PlasmaModifierProperties):
+    pl_id = "advanced_logic"
+
+    bl_category = "Logic"
+    bl_label = "Advanced"
+    bl_description = "Plasma Logic Nodes"
+    bl_icon = "NODETREE"
+
+    tree_name = StringProperty(name="Node Tree", description="Plasma Logic Nodes")
+
+    def created(self, obj):
+        self.display_name = "Advanced Logic"
+
+    def export(self, exporter, bo, so):
+        tree = bpy.data.node_groups[self.tree_name]
+        tree.export(exporter, bo, so)
+
+
 class PlasmaSpawnPoint(PlasmaModifierProperties):
     pl_id = "spawnpoint"
 
diff --git a/korman/ui/modifiers/logic.py b/korman/ui/modifiers/logic.py
index 08cc998..c250d02 100644
--- a/korman/ui/modifiers/logic.py
+++ b/korman/ui/modifiers/logic.py
@@ -13,6 +13,11 @@
 #    You should have received a copy of the GNU General Public License
 #    along with Korman.  If not, see <http://www.gnu.org/licenses/>.
 
+import bpy
+
+def advanced_logic(modifier, layout, context):
+    layout.prop_search(modifier, "tree_name", bpy.data, "node_groups", icon="NODETREE")
+
 def spawnpoint(modifier, layout, context):
     layout.label(text="The Y axis indicates the direction the avatar is facing.")