diff --git a/mods/lattice_filler.js b/mods/lattice_filler.js
deleted file mode 100644
index f38f5ef1..00000000
--- a/mods/lattice_filler.js
+++ /dev/null
@@ -1,29 +0,0 @@
-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" }