diff --git a/core/src/io/anuke/mindustry/content/Zones.java b/core/src/io/anuke/mindustry/content/Zones.java
index ae405dcf52..d4559dcacb 100644
--- a/core/src/io/anuke/mindustry/content/Zones.java
+++ b/core/src/io/anuke/mindustry/content/Zones.java
@@ -37,14 +37,13 @@ public class Zones implements ContentList{
             conditionWave = 20;
             launchPeriod = 10;
             loadout = Loadouts.advancedShard;
-            zoneRequirements = ZoneRequirement.with(groundZero, 15);
-            blockRequirements = new Block[]{Blocks.router};
+            zoneRequirements = ZoneRequirement.with(groundZero, 20);
             resources = new Item[]{Items.copper, Items.lead, Items.coal, Items.sand};
             rules = () -> new Rules(){{
                 waves = true;
                 waveTimer = true;
                 launchWaveMultiplier = 3f;
-                waveSpacing = 60 * 30f;
+                waveSpacing = 60 * 50f;
                 spawns = Array.with(
                     new SpawnGroup(UnitTypes.crawler){{
                         unitScaling = 3f;
@@ -59,13 +58,19 @@ public class Zones implements ContentList{
                         begin = 11;
                         spacing = 3;
                     }},
-                    new SpawnGroup(UnitTypes.ghoul){{
+                    new SpawnGroup(UnitTypes.eruptor){{
                         unitScaling = 3f;
                         begin = 22;
                         unitAmount = 1;
-                        spacing = 3;
+                        spacing = 4;
                     }},
-                    new SpawnGroup(UnitTypes.lich){{
+                    new SpawnGroup(UnitTypes.titan){{
+                        unitScaling = 3f;
+                        begin = 37;
+                        unitAmount = 2;
+                        spacing = 4;
+                    }},
+                    new SpawnGroup(UnitTypes.fortress){{
                         unitScaling = 2f;
                         effect = StatusEffects.boss;
                         begin = 41;
@@ -139,7 +144,7 @@ public class Zones implements ContentList{
             startingItems = ItemStack.list(Items.copper, 400);
             conditionWave = 20;
             launchPeriod = 20;
-            zoneRequirements = ZoneRequirement.with(desertWastes, 30, craters, 15);
+            zoneRequirements = ZoneRequirement.with(desertWastes, 20, craters, 15);
             blockRequirements = new Block[]{Blocks.graphitePress, Blocks.combustionGenerator};
             resources = new Item[]{Items.copper, Items.scrap, Items.lead, Items.coal, Items.sand};
             rules = () -> new Rules(){{
@@ -157,7 +162,7 @@ public class Zones implements ContentList{
             zoneRequirements = new Zone[]{frozenForest};
             blockRequirements = new Block[]{Blocks.copperWall};
             rules = () -> new Rules(){{
-                waves = true;
+                waves = true;]
                 waveTimer = true;
                 waveSpacing = 60 * 80;
             }};
diff --git a/core/src/io/anuke/mindustry/entities/EntityGroup.java b/core/src/io/anuke/mindustry/entities/EntityGroup.java
index e8f81f9437..314aa63d76 100644
--- a/core/src/io/anuke/mindustry/entities/EntityGroup.java
+++ b/core/src/io/anuke/mindustry/entities/EntityGroup.java
@@ -109,6 +109,7 @@ public class EntityGroup<T extends Entity>{
         }
     }
 
+    @SuppressWarnings("unchecked")
     public void intersect(float x, float y, float width, float height, Consumer<? super T> out){
         //don't waste time for empty groups
         if(isEmpty()) return;
diff --git a/core/src/io/anuke/mindustry/io/versions/Save1.java b/core/src/io/anuke/mindustry/io/versions/Save1.java
index 438da9feae..41563a20c9 100644
--- a/core/src/io/anuke/mindustry/io/versions/Save1.java
+++ b/core/src/io/anuke/mindustry/io/versions/Save1.java
@@ -2,10 +2,12 @@ package io.anuke.mindustry.io.versions;
 
 import io.anuke.arc.collection.ObjectMap;
 import io.anuke.arc.util.Time;
-import io.anuke.mindustry.game.Version;
+import io.anuke.mindustry.game.*;
 import io.anuke.mindustry.gen.Serialization;
 import io.anuke.mindustry.io.SaveFileVersion;
 import io.anuke.mindustry.maps.Map;
+import io.anuke.mindustry.type.ContentType;
+import io.anuke.mindustry.type.Zone;
 
 import java.io.*;
 
@@ -30,6 +32,12 @@ public class Save1 extends SaveFileVersion{
         if(map == null) map = new Map(customMapDirectory.child(mapname), 1, 1, new ObjectMap<>(), true);
         world.setMap(map);
         state.rules.spawns = map.getWaves();
+        if(content.getByID(ContentType.zone, state.rules.zone) != null){
+            Rules rules = content.<Zone>getByID(ContentType.zone, state.rules.zone).rules.get();
+            if(rules.spawns != DefaultWaves.get()){
+                state.rules.spawns = rules.spawns;
+            }
+        }
 
         int wave = stream.readInt();
         float wavetime = stream.readFloat();
diff --git a/core/src/io/anuke/mindustry/type/Zone.java b/core/src/io/anuke/mindustry/type/Zone.java
index 993f23746f..c8d66819bf 100644
--- a/core/src/io/anuke/mindustry/type/Zone.java
+++ b/core/src/io/anuke/mindustry/type/Zone.java
@@ -127,6 +127,7 @@ public class Zone extends UnlockableContent{
         generator.init(loadout);
         Arrays.sort(resources);
 
+        @SuppressWarnings("unchecked")
         Array<ItemStack> arr = Core.settings.getObject(name + "-starting-items", Array.class, () -> null);
         if(arr != null){
             startingItems = arr;