diff --git a/dimensions/overworld.json b/dimensions/overworld.json
index 64aff2bb..a439b317 100644
--- a/dimensions/overworld.json
+++ b/dimensions/overworld.json
@@ -36,7 +36,7 @@
         "max": 448,
         "min": -64
     },
-    "landChance": 1,
+    "landChance": 0.69,
     "regionStyle": {
         "style": "CELLULAR_IRIS_DOUBLE",
         "axialFracturing": true,
@@ -84,6 +84,128 @@
             }
         }
     },
+      "carving": {"caves": [
+        {
+            "breakSurface": true,
+            "cave": "cavesv4/dark-depths/tubes",
+            "rarity": 90,
+            "caveStartHeight": {
+                "max": 30,
+                "min": 10,
+                "style": {"style": "STATIC"}
+            }
+        },
+        {
+            "breakSurface": true,
+            "cave": "cavesv4/azure-wastes/main",
+            "rarity": 90,
+            "caveStartHeight": {
+                "max": 120,
+                "min": 78,
+                "style": {"style": "STATIC"}
+            }
+        },
+        {
+            "breakSurface": true,
+            "cave": "cavesv4/mushroom/main",
+            "rarity": 60,
+            "caveStartHeight": {
+                "max": 140,
+                "min": 78,
+                "style": {"style": "STATIC"}
+            }
+        },
+        {
+            "breakSurface": true,
+            "cave": "cavesv4/glacial/main",
+            "rarity": 60,
+            "caveStartHeight": {
+                "max": 60,
+                "min": 38,
+                "style": {"style": "STATIC"}
+            }
+        },
+        {
+            "breakSurface": true,
+            "cave": "cavesv4/crystalized-overgrown/tubes",
+            "rarity": 120,
+            "caveStartHeight": {
+                "max": 90,
+                "min": 42,
+                "style": {"style": "STATIC"}
+            }
+        },
+        {
+            "breakSurface": true,
+            "cave": "cavesv4/crystalized/tubes",
+            "rarity": 120,
+            "caveStartHeight": {
+                "max": 90,
+                "min": 42,
+                "style": {"style": "STATIC"}
+            }
+        },
+        {
+            "breakSurface": true,
+            "cave": "cavesv4/spider-infestation/main",
+            "rarity": 70,
+            "caveStartHeight": {
+                "max": 360,
+                "min": 52,
+                "style": {"style": "STATIC"}
+            }
+        },
+        {
+            "breakSurface": true,
+            "cave": "cavesv4/mantle-core/main",
+            "rarity": 60,
+            "caveStartHeight": {
+                "max": 60,
+                "min": 12,
+                "style": {"style": "STATIC"}
+            }
+        },
+        {
+            "breakSurface": true,
+            "cave": "deep/main",
+            "rarity": 60,
+            "caveStartHeight": {
+                "max": 90,
+                "min": 12,
+                "style": {"style": "STATIC"}
+            }
+        },
+        {
+            "cave": "lush/main",
+            "rarity": 100,
+            "breakSurface": false,
+            "caveStartHeight": {
+                "max": 65,
+                "min": 45,
+                "style": {"style": "STATIC"}
+            }
+        },
+        {
+            "breakSurface": false,
+            "cave": "deep/elongated",
+            "rarity": 40,
+            "caveStartHeight": {
+                "max": 90,
+                "min": 12,
+                "style": {"style": "STATIC"}
+            }
+        },
+        {
+            "breakSurface": false,
+            "cave": "deepdark/big-deepdarkcave",
+            "rarity": 300,
+            "caveStartHeight": {
+                "max": 60,
+                "min": 12,
+                "style": {"style": "STATIC"}
+            }
+        }
+    ]},
     "shoreBiomeStyle": {"style": "NOWHERE_CELLULAR"},
     "deposits": [
         {