diff --git a/mods/lattice_filler.js b/mods/lattice_filler.js
new file mode 100644
index 00000000..e1c69f71
--- /dev/null
+++ b/mods/lattice_filler.js
@@ -0,0 +1,29 @@
+elements.lattice_filler = {
+    behavior: [
+        "XX|CL|XX",
+        "CL|DL|CL",
+        "XX|CL|XX",
+    ],
+    category: "special",
+    state: "solid",
+    density: 1834,
+    color: "#ff266e",
+    reactions: {
+        "lightning": {elem1: "destructive_lattice_filler", elem2: null}
+        }
+};
+
+elements.destructive_lattice_filler = {
+    behavior: [
+        "DL|CL|DL",
+        "CL|DL|CL",
+        "DL|CL|DL",
+    ],
+    category: "special",
+    state: "solid",
+    density: 1834,
+    color: "#ff0037",
+    hidden: true,
+};
+
+elements.filler.reactions.laser = { "elem1":"lattice_filler", "elem2": "lattice_filler" }
\ No newline at end of file