diff --git a/src/main/java/com/volmit/iris/engine/modifier/IrisCarveModifier.java b/src/main/java/com/volmit/iris/engine/modifier/IrisCarveModifier.java
index f5b56a4bc..d83f5c5cc 100644
--- a/src/main/java/com/volmit/iris/engine/modifier/IrisCarveModifier.java
+++ b/src/main/java/com/volmit/iris/engine/modifier/IrisCarveModifier.java
@@ -47,6 +47,7 @@ public class IrisCarveModifier extends EngineAssignedModifier<BlockData> {
     private final RNG rng;
     private final BlockData AIR = Material.CAVE_AIR.createBlockData();
     private final BlockData WATER = Material.WATER.createBlockData();
+    private final BlockData LAVA = Material.LAVA.createBlockData();
 
     public IrisCarveModifier(Engine engine) {
         super(engine, "Carve");
@@ -102,7 +103,10 @@ public class IrisCarveModifier extends EngineAssignedModifier<BlockData> {
 
             if (c.isWater()) {
                 output.set(rx, yy, rz, WATER);
-            } else {
+            } else if(c.isLava()) {
+                output.set(rx, yy, rz, LAVA);
+            }
+            else {
                 output.set(rx, yy, rz, AIR);
             }
         };
diff --git a/src/main/java/com/volmit/iris/engine/object/IrisCave.java b/src/main/java/com/volmit/iris/engine/object/IrisCave.java
index 7455901a4..6c1733907 100644
--- a/src/main/java/com/volmit/iris/engine/object/IrisCave.java
+++ b/src/main/java/com/volmit/iris/engine/object/IrisCave.java
@@ -78,7 +78,7 @@ public class IrisCave extends IrisRegistrant {
         KList<IrisPosition> points = getWorm().generate(rng, engine.getData(), writer, verticalRange, x, y, z, (at) -> {});
         int highestWater = Math.max(waterHint, -1);
         int lowestPoint = Integer.MAX_VALUE;
-        
+
         if (highestWater == -1) {
             for (IrisPosition i : points) {
                 double yy = i.getY() + girth;
@@ -106,12 +106,12 @@ public class IrisCave extends IrisRegistrant {
         }
 
         MatterCavern c = new MatterCavern(true, customBiome, (byte) 0);
-        MatterCavern w = h >= 0 ? new MatterCavern(true, customBiome, (byte) 1) : null;
-        MatterCavern l = lavaLevel >= 0 ? new MatterCavern(true, customBiome, (byte) 2) : null;
-        int flp = lowestPoint;
+        MatterCavern w = new MatterCavern(true, customBiome, (byte) 1);
+        MatterCavern l = new MatterCavern(true, customBiome, (byte) 2);
+        int flp = lowestPoint - worm.getGirth().getMid();
         writer.setLineConsumer(points,
                 girth, true,
-                (xf, yf, zf) -> (lavaLevel + flp >= yf) ? l : (yf <= h ? w : c));
+                (xf, yf, zf) -> (lavaLevel + flp >= yf && lavaLevel >= 0) ? l : (yf <= h ? w : c));
     }
 
     @Override
diff --git a/src/main/java/com/volmit/iris/engine/object/IrisElipsoid.java b/src/main/java/com/volmit/iris/engine/object/IrisElipsoid.java
index 644a9dfcb..b15b6cf8c 100644
--- a/src/main/java/com/volmit/iris/engine/object/IrisElipsoid.java
+++ b/src/main/java/com/volmit/iris/engine/object/IrisElipsoid.java
@@ -55,7 +55,7 @@ public class IrisElipsoid implements IRare {
         writer.setElipsoid(x, y, z,
                 xRadius.get(rng, z, y, engine.getData()),
                 yRadius.get(rng, x, z, engine.getData()),
-                zRadius.get(rng, y, x, engine.getData()), true, matterNodeCache.aquire(() -> CavernMatter.get(getCustomBiome(), false)));
+                zRadius.get(rng, y, x, engine.getData()), true, matterNodeCache.aquire(() -> CavernMatter.get(getCustomBiome(), 0)));
     }
 
     public double maxSize() {
diff --git a/src/main/java/com/volmit/iris/engine/object/IrisPyramid.java b/src/main/java/com/volmit/iris/engine/object/IrisPyramid.java
index 03ea93d75..8e6d23db9 100644
--- a/src/main/java/com/volmit/iris/engine/object/IrisPyramid.java
+++ b/src/main/java/com/volmit/iris/engine/object/IrisPyramid.java
@@ -46,7 +46,7 @@ public class IrisPyramid implements IRare {
     private transient final AtomicCache<MatterCavern> matterNodeCache = new AtomicCache<>();
 
     public void generate(RNG rng, Engine engine, MantleWriter writer, int x, int y, int z) {
-        writer.setPyramid(x, y, z, matterNodeCache.aquire(() -> CavernMatter.get(getCustomBiome(), false)),
+        writer.setPyramid(x, y, z, matterNodeCache.aquire(() -> CavernMatter.get(getCustomBiome(), 0)),
                 (int) baseWidth.get(rng, z, y, engine.getData()), true);
     }
 
diff --git a/src/main/java/com/volmit/iris/engine/object/IrisRavine.java b/src/main/java/com/volmit/iris/engine/object/IrisRavine.java
index 6d9bb2b93..2665dafa7 100644
--- a/src/main/java/com/volmit/iris/engine/object/IrisRavine.java
+++ b/src/main/java/com/volmit/iris/engine/object/IrisRavine.java
@@ -132,7 +132,7 @@ public class IrisRavine extends IrisRegistrant {
         }
 
         MatterCavern c = new MatterCavern(true, customBiome, (byte) (water ? 1 : 0));
-        MatterCavern l = lavaLevel >= 0 ? new MatterCavern(true, customBiome, (byte) 2) : null;
+        MatterCavern l = new MatterCavern(true, customBiome, (byte) 2);
 
         if (pos.size() < nodeThreshold) {
             return;
@@ -158,7 +158,7 @@ public class IrisRavine extends IrisRegistrant {
                         break;
                     }
 
-                    writer.setElipsoid(p.getX(), i, p.getZ(), v, ribThickness, v, true, (lavaLevel + lowestPoint) >= i ? l : c);
+                    writer.setElipsoid(p.getX(), i, p.getZ(), v, ribThickness, v, true, ((lavaLevel + (lowestPoint - depthStyle.getMid())) >= i) && lavaLevel >= 0 ? l : c);
                 }
             }
 
@@ -174,7 +174,7 @@ public class IrisRavine extends IrisRegistrant {
                         break;
                     }
 
-                    writer.setElipsoid(p.getX(), i, p.getZ(), v, ribThickness, v, true, (lavaLevel + lowestPoint) >= i ? l : c);
+                    writer.setElipsoid(p.getX(), i, p.getZ(), v, ribThickness, v, true, ((lavaLevel + (lowestPoint - depthStyle.getMid())) >= i) && lavaLevel >= 0 ? l : c);
                 }
             }
         }
diff --git a/src/main/java/com/volmit/iris/engine/object/IrisShapedGeneratorStyle.java b/src/main/java/com/volmit/iris/engine/object/IrisShapedGeneratorStyle.java
index 6f3244963..ad4deb88d 100644
--- a/src/main/java/com/volmit/iris/engine/object/IrisShapedGeneratorStyle.java
+++ b/src/main/java/com/volmit/iris/engine/object/IrisShapedGeneratorStyle.java
@@ -66,4 +66,8 @@ public class IrisShapedGeneratorStyle {
     public boolean isFlat() {
         return min == max || getGenerator().isFlat();
     }
+
+    public int getMid() {
+        return (getMax() + getMin()) / 2;
+    }
 }
diff --git a/src/main/java/com/volmit/iris/engine/object/IrisSphere.java b/src/main/java/com/volmit/iris/engine/object/IrisSphere.java
index 6c24344d5..8bc0ac611 100644
--- a/src/main/java/com/volmit/iris/engine/object/IrisSphere.java
+++ b/src/main/java/com/volmit/iris/engine/object/IrisSphere.java
@@ -46,7 +46,7 @@ public class IrisSphere implements IRare {
     private transient final AtomicCache<MatterCavern> matterNodeCache = new AtomicCache<>();
 
     public void generate(RNG rng, Engine engine, MantleWriter writer, int x, int y, int z) {
-        writer.setSphere(x, y, z, radius.get(rng, z, y, engine.getData()), true, matterNodeCache.aquire(() -> CavernMatter.get(getCustomBiome(), false)));
+        writer.setSphere(x, y, z, radius.get(rng, z, y, engine.getData()), true, matterNodeCache.aquire(() -> CavernMatter.get(getCustomBiome(), 0)));
     }
 
     public double maxSize() {
diff --git a/src/main/java/com/volmit/iris/engine/object/IrisStyledRange.java b/src/main/java/com/volmit/iris/engine/object/IrisStyledRange.java
index 1fa826107..1a2e2c8bf 100644
--- a/src/main/java/com/volmit/iris/engine/object/IrisStyledRange.java
+++ b/src/main/java/com/volmit/iris/engine/object/IrisStyledRange.java
@@ -65,4 +65,8 @@ public class IrisStyledRange {
     public boolean isFlat() {
         return getMax() == getMin() || style.isFlat();
     }
+
+    public int getMid() {
+        return (int) ((getMax() + getMin()) / 2);
+    }
 }