diff --git a/wadsrc_lights/static/filter/doom.doom1/gldefs.txt b/wadsrc_lights/static/filter/doom.doom1/gldefs.txt
index d79ba5296..83c30369d 100644
--- a/wadsrc_lights/static/filter/doom.doom1/gldefs.txt
+++ b/wadsrc_lights/static/filter/doom.doom1/gldefs.txt
@@ -559,6 +559,21 @@ object SoulSphere
     frame SOUL { light SOULSPHERE }
 }
 
+pulselight MEGASPHERE
+{
+    color 0.5 0.5 0.4
+    size 60
+    secondarySize 63
+    interval 2.0
+    offset 0 16 0
+	attenuate 1
+}
+
+object MegaSphere
+{
+    frame MEGA { light MEGASPHERE }
+}
+
 // Invulnerability Sphere
 pulselight INVULN
 {
diff --git a/wadsrc_lights/static/filter/doom.doom2/gldefs.txt b/wadsrc_lights/static/filter/doom.doom2/gldefs.txt
index d79ba5296..83c30369d 100644
--- a/wadsrc_lights/static/filter/doom.doom2/gldefs.txt
+++ b/wadsrc_lights/static/filter/doom.doom2/gldefs.txt
@@ -559,6 +559,21 @@ object SoulSphere
     frame SOUL { light SOULSPHERE }
 }
 
+pulselight MEGASPHERE
+{
+    color 0.5 0.5 0.4
+    size 60
+    secondarySize 63
+    interval 2.0
+    offset 0 16 0
+	attenuate 1
+}
+
+object MegaSphere
+{
+    frame MEGA { light MEGASPHERE }
+}
+
 // Invulnerability Sphere
 pulselight INVULN
 {