diff --git a/index.json b/index.json
index f46f569..0dcb67b 100644
--- a/index.json
+++ b/index.json
@@ -76,17 +76,24 @@
     },
     {
       "name": "Longturn Traditional (LTT) Ruleset",
-      "version": "20240218",
+      "version": "20250227",
       "license": "GPL-3.0-or-later",
       "type": "Ruleset",
       "url": "mods/LTT.json"
     },
     {
       "name": "Longturn Extended (LTX) Ruleset",
-      "version": "20240718",
+      "version": "20250227",
       "license": "GPL-3.0-or-later",
       "type": "Ruleset",
       "url": "mods/LTX.json"
+    },
+    {
+      "name": "Scenario Game 4",
+      "version": "1.0",
+      "license": "GPL-3.0-or-later",
+      "type": "Modpack",
+      "url": "mods/SG4.json"
     }
   ]
 }
diff --git a/mods/LTT.json b/mods/LTT.json
index d3f3da5..9a0d5ac 100644
--- a/mods/LTT.json
+++ b/mods/LTT.json
@@ -1,10 +1,10 @@
 {
   "info": {
     "options": "+modpack-1.0",
-    "base_url": "https://raw.githubusercontent.com/longturn/LTT-LTX/8b01f43db9c187f7fabea75a1d3df9cc665a5216/LTT",
+    "base_url": "https://raw.githubusercontent.com/longturn/LTT-LTX/3f13f75fef6aaaf7b8772ed9ca3e5a25440f6266/LTT",
     "name": "Longturn Traditional (LTT) Ruleset",
     "type": "Ruleset",
-    "version": "20240218"
+    "version": "20250227"
   },
   "files": [
     {
diff --git a/mods/LTX.json b/mods/LTX.json
index c8f7ba5..8191d97 100644
--- a/mods/LTX.json
+++ b/mods/LTX.json
@@ -1,10 +1,10 @@
 {
   "info": {
     "options": "+modpack-1.0",
-    "base_url": "https://raw.githubusercontent.com/longturn/LTT-LTX/3854ab71cb251709efc7d8500a481162dc11d316/LTX/",
+    "base_url": "https://raw.githubusercontent.com/longturn/LTT-LTX/3f13f75fef6aaaf7b8772ed9ca3e5a25440f6266/LTX/",
     "name": "Longturn Extended (LTX) Ruleset",
     "type": "Ruleset",
-    "version": "20240718"
+    "version": "20250227"
   },
   "files": [
     {
diff --git a/mods/SG4.json b/mods/SG4.json
new file mode 100644
index 0000000..10083e4
--- /dev/null
+++ b/mods/SG4.json
@@ -0,0 +1,105 @@
+{
+  "info": {
+    "options": "+modpack-1.0",
+    "base_url": "https://raw.githubusercontent.com/longturn/LTT-LTX/1071f82a1874ad9ea1ce21c84ef9d62d20b9fd03/LTX/",
+    "name": "Scenario Game 4",
+    "type": "Modpack",
+    "version": "1.0"
+  },
+  "files": [
+    {
+      "url": "SG4_local.serv",
+      "dest": "SG4.serv"
+    }, {
+      "url": "data/amplio2-SG4.tilespec",
+      "dest": "amplio2-SG4.tilespec"
+    }, {
+      "url": "data/trident-SG4.tilespec",
+      "dest": "trident-SG4.tilespec"
+    }, {
+      "url": "data/SG4/effects.ruleset",
+      "dest": "SG4/effects.ruleset"
+    }, {
+      "url": "data/SG4/game.ruleset",
+      "dest": "SG4/game.ruleset"
+    }, {
+      "url": "data/SG4/styles.ruleset",
+      "dest": "SG4/styles.ruleset"
+    }, {
+      "url": "data/SG4/nation_lt/fake_pirate.ruleset",
+      "dest": "SG4/nation_lt/fake_pirate.ruleset"
+    }, {
+      "url": "data/SG4/nation_lt/pirate.ruleset",
+      "dest": "SG4/nation_lt/pirate.ruleset"
+    }, {
+      "url": "data/SG4/buildings.ruleset",
+      "dest": "SG4/buildings.ruleset"
+    }, {
+      "url": "data/SG4/terrain.ruleset",
+      "dest": "SG4/terrain.ruleset"
+    }, {
+      "url": "data/SG4/nations.ruleset",
+      "dest": "SG4/nations.ruleset"
+    }, {
+      "url": "data/SG4/cities.ruleset",
+      "dest": "SG4/cities.ruleset"
+    }, {
+      "url": "data/SG4/techs.ruleset",
+      "dest": "SG4/techs.ruleset"
+    }, {
+      "url": "data/SG4/governments.ruleset",
+      "dest": "SG4/governments.ruleset"
+    }, {
+      "url": "data/SG4/script.lua",
+      "dest": "SG4/script.lua"
+    }, {
+      "url": "data/SG4/parser.lua",
+      "dest": "SG4/parser.lua"
+    }, {
+      "url": "data/SG4/units.ruleset",
+      "dest": "SG4/units.ruleset"
+    }, {
+      "url": "data/amplio2-SG4/terrain1.png",
+      "dest": "amplio2-SG4/terrain1.png"
+    }, {
+      "url": "data/amplio2-SG4/mountains.png",
+      "dest": "amplio2-SG4/mountains.png"
+    }, {
+      "url": "data/amplio2-SG4/terrain1.spec",
+      "dest": "amplio2-SG4/terrain1.spec"
+    }, {
+      "url": "data/amplio2-SG4/mountains.spec",
+      "dest": "amplio2-SG4/mountains.spec"
+    }, {
+      "url": "data/amplio2-SG4/units.spec",
+      "dest": "amplio2-SG4/units.spec"
+    }, {
+      "url": "data/amplio2-SG4/units.png",
+      "dest": "amplio2-SG4/units.png"
+    }, {
+      "url": "data/amplio2-SG4/hills.png",
+      "dest": "amplio2-SG4/hills.png"
+    }, {
+      "url": "data/amplio2-SG4/hills.spec",
+      "dest": "amplio2-SG4/hills.spec"
+    }, {
+      "url": "data/amplio2-SG4/terrain2.png",
+      "dest": "amplio2-SG4/terrain2.png"
+    }, {
+      "url": "data/amplio2-SG4/terrain2.spec",
+      "dest": "amplio2-SG4/terrain2.spec"
+    }, {
+      "url": "data/trident-SG4/units.png",
+      "dest": "trident-SG4/units.png"
+    }, {
+      "url": "data/trident-SG4/tiles.spec",
+      "dest": "trident-SG4/tiles.spec"
+    }, {
+      "url": "data/trident-SG4/tiles.png",
+      "dest": "trident-SG4/tiles.png"
+    }, {
+      "url": "data/trident-SG4/units.spec",
+      "dest": "trident-SG4/units.spec"
+    }
+  ]
+}