diff --git a/korman/properties/prop_lamp.py b/korman/properties/prop_lamp.py
new file mode 100644
index 0000000..05e4485
--- /dev/null
+++ b/korman/properties/prop_lamp.py
@@ -0,0 +1,30 @@
+#    This file is part of Korman.
+#
+#    Korman is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU General Public License as published by
+#    the Free Software Foundation, either version 3 of the License, or
+#    (at your option) any later version.
+#
+#    Korman is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU General Public License for more details.
+#
+#    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
+from bpy.props import *
+
+class PlasmaLamp(bpy.types.PropertyGroup):
+    light_group = BoolProperty(name="Group Only",
+                               description="This lamp will only affect materials that reference a group this lamp is a member of",
+                               options=set(),
+                               default=True)
+    affect_characters = BoolProperty(name="Affect Avatars",
+                                     description="This lamp affects avatars (can only be disabled if the lamp is \"Group Only\")",
+                                     options=set(),
+                                     default=True)
+    cast_shadows = BoolProperty(name="Cast RT Shadows",
+                                description="This lamp casts runtime shadows",
+                                default=True)
diff --git a/korman/ui/ui_lamp.py b/korman/ui/ui_lamp.py
new file mode 100644
index 0000000..f598857
--- /dev/null
+++ b/korman/ui/ui_lamp.py
@@ -0,0 +1,44 @@
+#    This file is part of Korman.
+#
+#    Korman is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU General Public License as published by
+#    the Free Software Foundation, either version 3 of the License, or
+#    (at your option) any later version.
+#
+#    Korman is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU General Public License for more details.
+#
+#    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
+
+class LampButtonsPanel:
+    bl_space_type = "PROPERTIES"
+    bl_region_type = "WINDOW"
+    bl_context = "data"
+
+    @classmethod
+    def poll(cls, context):
+        return (context.object and context.scene.render.engine == "PLASMA_GAME" and
+                isinstance(context.object.data, bpy.types.Lamp))
+
+
+class PlasmaLampPanel(LampButtonsPanel, bpy.types.Panel):
+    bl_label = "Plasma RT Lamp"
+
+    def draw (self, context):
+        layout = self.layout
+        rtlamp = context.object.data.plasma_lamp
+
+        split = layout.split()
+        col = split.column()
+        col.prop(rtlamp, "light_group")
+        row = col.row()
+        row.active = rtlamp.light_group
+        row.prop(rtlamp, "affect_characters")
+
+        col = split.column()
+        col.prop(rtlamp, "cast_shadows")