diff --git a/changelog.txt b/changelog.txt
index f4ed86a..ef92a4b 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,4 +1,9 @@
 ---------------------------------------------------------------------------------------------------
+Version: 0.11.0
+Date: 2021-06-14
+  Features:
+    - EndgameCombat compatibility
+---------------------------------------------------------------------------------------------------
 Version: 0.10.14
 Date: 2021-05-23
   Features:
diff --git a/compatibility/titanium-endgame-combat-data.lua b/compatibility/titanium-endgame-combat-data.lua
new file mode 100644
index 0000000..5790510
--- /dev/null
+++ b/compatibility/titanium-endgame-combat-data.lua
@@ -0,0 +1,41 @@
+-- First part of hack for endgame combat
+if mods["EndgameCombat"] and not mods["pyrawores"] and not mods["bobplates"] and not mods["angelssmelting"] then
+
+local dummy_items = {"cobalt-steel", "nickel", "aluminium"}
+if not mods.bztungsten then
+  table.insert(dummy_items, "tungsten")
+end
+for i, dummy in pairs(dummy_items) do
+  if not data.raw.item[dummy] then
+    data:extend({{
+      type = "item",
+      name = dummy,
+      icon = "__bztitanium__/graphics/icons/titanium-plate.png",
+      icon_size = 64, icon_mipmaps = 3,
+      subgroup = "raw-material",
+      order = "zzzz-dummy",
+      stack_size = 100,
+    }})
+  end
+end
+local dummy_techs = {"cobalt-processing", "nickel-processing", "aluminium-processing", "tungsten-processing"}
+for i, dummy in pairs(dummy_techs) do
+  if not data.raw.technology[dummy] then
+    data:extend({{
+    type = "technology",
+    name = dummy,
+    icon_size = 256, icon_mipmaps = 4,
+    icon = "__bztitanium__/graphics/technology/titanium-processing.png",
+    effects = nil,
+    unit =
+    {
+      count = 1,
+      ingredients = {{"automation-science-pack", 1}},
+      time = 1
+    },
+    order = "zzzz-dummy",
+    }})
+  end
+end
+
+end
diff --git a/compatibility/titanium-endgame-combat-final.lua b/compatibility/titanium-endgame-combat-final.lua
new file mode 100644
index 0000000..9f2d8b9
--- /dev/null
+++ b/compatibility/titanium-endgame-combat-final.lua
@@ -0,0 +1,39 @@
+-- Second part of hack for endgame combat
+if mods["EndgameCombat"] and not mods["pyrawores"] and not mods["bobplates"] and not mods["angelssmelting"] then
+
+local util = require("__bztitanium__.data-util");
+
+local dummy_items = {"cobalt-steel", "nickel", "aluminium"}
+if not mods.bztungsten then
+  table.insert(dummy_items, "tungsten")
+end
+for i, dummy in pairs(dummy_items) do
+  util.remove_raw("item", dummy)
+end
+
+local dummy_techs = {"cobalt-processing", "nickel-processing", "aluminium-processing"}
+if not mods.bztungsten then
+  table.insert(dummy_techs, "tungsten-processing")
+end
+for i, dummy in pairs(dummy_techs) do
+  util.remove_raw("technology", dummy)
+end
+
+util.remove_ingredient("cannon-turret", "cobalt-steel")
+util.remove_prerequisite("cannon-turrets", "cobalt-processing")
+
+util.remove_ingredient("shockwave-turret", "nickel")
+util.remove_prerequisite("shockwave-turrets", "nickel-processing")
+
+util.remove_ingredient("acid-turret", "aluminium")
+util.remove_prerequisite("acid-turrets", "aluminium-processing")
+
+util.remove_ingredient("power-armor-mk3", "copper-tungsten-alloy")
+util.remove_prerequisite("power-armor-mk3", "nitinol-processing")
+if not mods.bztungsten then
+  util.remove_prerequisite("power-armor-mk3", "tungsten-processing")
+
+  util.remove_ingredient("lightning-turret", "tungsten")
+  util.remove_prerequisite("lightning-turrets", "tungsten-processing")
+end
+end
diff --git a/data-final-fixes.lua b/data-final-fixes.lua
index aeed555..6703b12 100644
--- a/data-final-fixes.lua
+++ b/data-final-fixes.lua
@@ -27,3 +27,7 @@ require("titanium-recipe-final-modmash")
 
 
 require("titanium-data-final-settings")
+
+
+-- Second part of hack for endgame combat
+require("compatibility/titanium-endgame-combat-final")
diff --git a/data.lua b/data.lua
index 47fb460..6df808c 100644
--- a/data.lua
+++ b/data.lua
@@ -5,3 +5,5 @@ require("titanium-enriched")   -- Enriched Ti for Krastorio 2
 require("titanium-recipe-se")  -- Space Exploration special recipes (depends on K2 if present)
 require("titanium-compressed")
 
+-- First part of hack for endgame combat
+require("compatibility/titanium-endgame-combat-data")
diff --git a/info.json b/info.json
index e525a89..9fc17d5 100644
--- a/info.json
+++ b/info.json
@@ -1,6 +1,6 @@
 {
     "name": "bztitanium",
-    "version": "0.10.14",
+    "version": "0.11.0",
     "factorio_version": "1.1",
     "title": "Titanium",
     "author": "Brevven",
@@ -18,6 +18,7 @@
       "? deadlock-beltboxes-loaders",
       "? DeadlockCrating",
       "? modmashsplinterresources",
+      "? EndgameCombat",
       "! nullius"
     ],
     "description": "Adds titanium to the base game.\n\nTitanium is used in Low Density Structures, Flying Robot Frames and a few other places.\n\nCompatible with Krastorio 2, Space Exploration, Aircraft, 5Dim's, FE+ and other mods."