diff --git a/core/assets/maps/nuclearProductionComplex.mmap b/core/assets/maps/nuclearProductionComplex.mmap
index 9ed6f320e3..2668fec58a 100644
Binary files a/core/assets/maps/nuclearProductionComplex.mmap and b/core/assets/maps/nuclearProductionComplex.mmap differ
diff --git a/core/assets/maps/ruinousShores.mmap b/core/assets/maps/ruinousShores.mmap
index f863ac1f6f..c8b4855a75 100644
Binary files a/core/assets/maps/ruinousShores.mmap and b/core/assets/maps/ruinousShores.mmap differ
diff --git a/core/src/io/anuke/mindustry/game/DefaultWaves.java b/core/src/io/anuke/mindustry/game/DefaultWaves.java
index a2bee78936..b572d412c5 100644
--- a/core/src/io/anuke/mindustry/game/DefaultWaves.java
+++ b/core/src/io/anuke/mindustry/game/DefaultWaves.java
@@ -155,6 +155,27 @@ public class DefaultWaves{
                 spacing = 3;
             }},
 
+            new SpawnGroup(UnitTypes.chaosArray){{
+                begin = 41;
+                unitAmount = 1;
+                unitScaling = 1;
+                spacing = 30;
+            }},
+
+            new SpawnGroup(UnitTypes.eradicator){{
+                begin = 81;
+                unitAmount = 1;
+                unitScaling = 1;
+                spacing = 40;
+            }},
+
+            new SpawnGroup(UnitTypes.lich){{
+                begin = 131;
+                unitAmount = 1;
+                unitScaling = 1;
+                spacing = 40;
+            }},
+
             new SpawnGroup(UnitTypes.ghoul){{
                 begin = 90;
                 unitAmount = 2;
diff --git a/core/src/io/anuke/mindustry/maps/generators/MapGenerator.java b/core/src/io/anuke/mindustry/maps/generators/MapGenerator.java
index d6b0ec8375..6d860232c9 100644
--- a/core/src/io/anuke/mindustry/maps/generators/MapGenerator.java
+++ b/core/src/io/anuke/mindustry/maps/generators/MapGenerator.java
@@ -111,7 +111,7 @@ public class MapGenerator extends Generator{
                     if(((tile.block() instanceof StaticWall
                     && tiles[newX][newY].block() instanceof StaticWall)
                     || (tile.block() == Blocks.air && !tiles[newX][newY].block().synthetic())
-                    || (tiles[newX][newY].block() == Blocks.air && tile.block() instanceof StaticWall)) && tiles[newX][newY].block() != Blocks.spawn){
+                    || (tiles[newX][newY].block() == Blocks.air && tile.block() instanceof StaticWall)) && tiles[newX][newY].block() != Blocks.spawn && tile.block() != Blocks.spawn){
                         tile.setBlock(tiles[newX][newY].block());
                     }
 
diff --git a/core/src/io/anuke/mindustry/ui/dialogs/SettingsMenuDialog.java b/core/src/io/anuke/mindustry/ui/dialogs/SettingsMenuDialog.java
index 4e862edaaa..9049435f3f 100644
--- a/core/src/io/anuke/mindustry/ui/dialogs/SettingsMenuDialog.java
+++ b/core/src/io/anuke/mindustry/ui/dialogs/SettingsMenuDialog.java
@@ -181,8 +181,6 @@ public class SettingsMenuDialog extends SettingsDialog{
 
 
         if(!mobile){
-            graphics.sliderPref("antialias", 0, 0, 5, 1, s -> (s == 0 ? 0 : (1 << s)) + "x");
-
             graphics.checkPref("vsync", true, b -> Core.graphics.setVSync(b));
             graphics.checkPref("fullscreen", false, b -> {
                 if(b){
diff --git a/desktop/src/io/anuke/mindustry/desktop/DesktopLauncher.java b/desktop/src/io/anuke/mindustry/desktop/DesktopLauncher.java
index 7750ca6edd..a8499aa995 100644
--- a/desktop/src/io/anuke/mindustry/desktop/DesktopLauncher.java
+++ b/desktop/src/io/anuke/mindustry/desktop/DesktopLauncher.java
@@ -1,14 +1,10 @@
 package io.anuke.mindustry.desktop;
 
-import io.anuke.arc.*;
+import io.anuke.arc.ApplicationListener;
 import io.anuke.arc.backends.lwjgl3.Lwjgl3Application;
 import io.anuke.arc.backends.lwjgl3.Lwjgl3ApplicationConfiguration;
-import io.anuke.arc.files.FileHandle;
-import io.anuke.arc.util.OS;
 import io.anuke.mindustry.Mindustry;
-import io.anuke.mindustry.Vars;
 import io.anuke.mindustry.core.Platform;
-import io.anuke.mindustry.net.Net;
 import io.anuke.mindustry.net.*;
 
 public class DesktopLauncher extends Lwjgl3Application{
@@ -26,21 +22,6 @@ public class DesktopLauncher extends Lwjgl3Application{
             config.setWindowedMode(960, 540);
             config.setWindowIcon("sprites/icon.png");
 
-            try{
-                Settings settings = new Settings(){
-                    @Override
-                    public FileHandle getDataDirectory(){
-                        return dataDirectory == null ? new FileHandle(OS.getAppDataDirectoryString(appName)) : dataDirectory;
-                    }
-                };
-                settings.setAppName(Vars.appName);
-                settings.loadValues();
-                int level = settings.getInt("antialias", 0);
-                config.setBackBufferConfig(8, 8, 8, 8, 0, 0, level == 0 ? 0 : 1 << level);
-            }catch(Throwable t){
-                t.printStackTrace();
-            }
-
             Platform.instance = new DesktopPlatform(arg);
 
             Net.setClientProvider(new ArcNetClient());