diff --git a/overworld/biomes/frozen-beach.json b/overworld/biomes/frozen-beach.json
index 548afc15..611be2d9 100644
--- a/overworld/biomes/frozen-beach.json
+++ b/overworld/biomes/frozen-beach.json
@@ -23,6 +23,17 @@
             ]
         }
     ],
+    "seaLayers": [
+        {
+            "minHeight": 1,
+            "maxHeight": 3,
+            "style": {"style": "STATIC"},
+            "zoom": 1,
+            "palette": [
+                "ICE"
+            ]
+        }
+    ],
     "slab": {
         "style": {"style": "STATIC"},
         "palette": [
diff --git a/overworld/biomes/hot-mesa-blue.json b/overworld/biomes/hot-mesa-blue.json
index aea72ff1..0d35fbd2 100644
--- a/overworld/biomes/hot-mesa-blue.json
+++ b/overworld/biomes/hot-mesa-blue.json
@@ -69,24 +69,19 @@
     ],
     "generators":[
         {
-            "generator": "mesa-sharp-4",
-            "min": 2,
-            "max": 7
+            "generator": "plain",
+            "min": 4,
+            "max": 26
         },
         {
             "generator": "mesa-sharp-5",
-            "min": 2,
-            "max": 5
-        },
-        {
-            "generator": "mesa-sharp-6",
-            "min": 2,
-            "max": 9
+            "min": 7,
+            "max": 11
         },
         {
             "generator": "mesa-sharp-7",
-            "min": 2,
-            "max": 8
+            "min": 7,
+            "max": 18
         }
     ],
     "derivative": "SHATTERED_SAVANNA"
diff --git a/overworld/biomes/hot-mesa-green.json b/overworld/biomes/hot-mesa-green.json
index aa98d5e5..c311e875 100644
--- a/overworld/biomes/hot-mesa-green.json
+++ b/overworld/biomes/hot-mesa-green.json
@@ -69,24 +69,19 @@
     ],
     "generators":[
         {
-            "generator": "mesa-sharp-4",
-            "min": 2,
-            "max": 7
+            "generator": "plain",
+            "min": 9,
+            "max": 16
         },
         {
             "generator": "mesa-sharp-5",
-            "min": 2,
-            "max": 5
-        },
-        {
-            "generator": "mesa-sharp-6",
-            "min": 2,
-            "max": 9
+            "min": 3,
+            "max": 19
         },
         {
             "generator": "mesa-sharp-7",
-            "min": 2,
-            "max": 8
+            "min": 7,
+            "max": 13
         }
     ],
     "derivative": "SHATTERED_SAVANNA"
diff --git a/overworld/biomes/hot-mesa-red.json b/overworld/biomes/hot-mesa-red.json
index b77aaf02..61ff03dc 100644
--- a/overworld/biomes/hot-mesa-red.json
+++ b/overworld/biomes/hot-mesa-red.json
@@ -78,23 +78,18 @@
     ],
     "generators":[
         {
-            "generator": "mesa-sharp-4",
+            "generator": "plain",
             "min": 2,
-            "max": 7
+            "max": 12
         },
         {
             "generator": "mesa-sharp-5",
-            "min": 2,
-            "max": 5
-        },
-        {
-            "generator": "mesa-sharp-6",
-            "min": 2,
-            "max": 9
+            "min": 8,
+            "max": 15
         },
         {
             "generator": "mesa-sharp-7",
-            "min": 2,
+            "min": 3,
             "max": 8
         }
     ],
diff --git a/overworld/biomes/hot-mesa.json b/overworld/biomes/hot-mesa.json
index 881a6f5d..0dca445e 100644
--- a/overworld/biomes/hot-mesa.json
+++ b/overworld/biomes/hot-mesa.json
@@ -87,24 +87,19 @@
     ],
     "generators":[
         {
-            "generator": "mesa-sharp-4",
-            "min": 7,
-            "max": 11
+            "generator": "plain",
+            "min": 9,
+            "max": 16
         },
         {
             "generator": "mesa-sharp-5",
             "min": 7,
-            "max": 11
-        },
-        {
-            "generator": "mesa-sharp-6",
-            "min": 7,
-            "max": 11
+            "max": 13
         },
         {
             "generator": "mesa-sharp-7",
             "min": 7,
-            "max": 11
+            "max": 16
         }
     ],
     "derivative": "SHATTERED_SAVANNA"
diff --git a/overworld/dimensions/overworld.json b/overworld/dimensions/overworld.json
index f0807a80..a425fe5c 100644
--- a/overworld/dimensions/overworld.json
+++ b/overworld/dimensions/overworld.json
@@ -12,7 +12,6 @@
         "tundra",
         "frozen"
     ],
-    "mirrorCeiling": false,
     "decorate": true,
     "placeObjects": true,
     "postProcessing": true,
@@ -160,6 +159,7 @@
             "processor": "waterlogger"
         }
     ],
+    "landChance": 0.6,
 	"carvingZoom": 3.5,
 	"carvingMin": 115,
 	"carvingMax": 239,