diff --git a/changelog.txt b/changelog.txt
index ad0cd0b..eee5c99 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,7 +1,13 @@
 ---------------------------------------------------------------------------------------------------
+Version: 0.3.6
+Date: 2021-03-15
+  Fixes:
+    - Optimize menu simulation a bit
+---------------------------------------------------------------------------------------------------
 Version: 0.3.4
 Date: 2021-03-14
   Features:
+    - Menu simulation for lead ammo
     - Modular turret mount recipes
 ---------------------------------------------------------------------------------------------------
 Version: 0.3.3
diff --git a/data.lua b/data.lua
index 05abd07..164915b 100644
--- a/data.lua
+++ b/data.lua
@@ -5,4 +5,5 @@ require("other-entities")
 require("lead-enriched")   -- Enriched Ti for Krastorio 2
 require("lead-recipe-se")  -- Space Exploration special recipes (depends on K2 if present)
 require("lead-compressed")
+require("lead-sim")
 
diff --git a/info.json b/info.json
index b370a73..0c6dfb4 100644
--- a/info.json
+++ b/info.json
@@ -1,6 +1,6 @@
 {
     "name": "bzlead",
-    "version": "0.3.3",
+    "version": "0.3.6",
     "factorio_version": "1.1",
     "title": "Lead",
     "author": "Brevven",
diff --git a/lead-sim.lua b/lead-sim.lua
new file mode 100644
index 0000000..9cc3551
--- /dev/null
+++ b/lead-sim.lua
@@ -0,0 +1,27 @@
+
+---- For testing only
+--local kept1 = false
+--for name in pairs(data.raw["utility-constants"]["default"].main_menu_simulations) do
+--  if kept1 then
+--    data.raw["utility-constants"]["default"].main_menu_simulations[name] = nil
+--  end
+--  kept1 = true
+--end
+
+if (not mods["pyrawores"] and not mods["bobplates"] and not mods["angelssmelting"]) then
+data.raw["utility-constants"]["default"].main_menu_simulations["lead-ammo"] = {
+  checkboard = false,
+  save = "__bzlead__/menu-simulations/lead-ammo-sim.zip", length = 15*60,
+  init =
+  [[
+    local logo = game.surfaces.nauvis.find_entities_filtered{
+      name = "factorio-logo-22tiles", limit = 1}[1]
+    game.camera_position = {logo.position.x, logo.position.y+14}
+    game.camera_zoom = 0.75
+    game.tick_paused = false
+    game.surfaces.nauvis.daytime = 0
+  ]],
+  update = [[]]
+}
+end
+
diff --git a/menu-simulations/lead-ammo-sim.zip b/menu-simulations/lead-ammo-sim.zip
new file mode 100644
index 0000000..b029b0f
Binary files /dev/null and b/menu-simulations/lead-ammo-sim.zip differ