diff --git a/core/src/mindustry/Vars.java b/core/src/mindustry/Vars.java
index 07819887f1..76b1d49e3d 100644
--- a/core/src/mindustry/Vars.java
+++ b/core/src/mindustry/Vars.java
@@ -12,6 +12,7 @@ import arc.util.Log.*;
 import arc.util.io.*;
 import mindustry.ai.*;
 import mindustry.async.*;
+import mindustry.audio.LoopControl;
 import mindustry.core.*;
 import mindustry.entities.*;
 import mindustry.game.*;
@@ -167,7 +168,7 @@ public class Vars implements Loadable{
     public static GlobalData data;
     public static EntityCollisions collisions;
     public static DefaultWaves defaultWaves;
-    public static LoopControl loops;
+    public static mindustry.audio.LoopControl loops;
     public static Platform platform = new Platform(){};
     public static Mods mods;
     public static Schematics schematics;
diff --git a/core/src/mindustry/game/LoopControl.java b/core/src/mindustry/audio/LoopControl.java
similarity index 98%
rename from core/src/mindustry/game/LoopControl.java
rename to core/src/mindustry/audio/LoopControl.java
index 8e0a9f1801..021549e463 100644
--- a/core/src/mindustry/game/LoopControl.java
+++ b/core/src/mindustry/audio/LoopControl.java
@@ -1,4 +1,4 @@
-package mindustry.game;
+package mindustry.audio;
 
 import arc.*;
 import arc.audio.*;
diff --git a/core/src/mindustry/game/MusicControl.java b/core/src/mindustry/audio/MusicControl.java
similarity index 99%
rename from core/src/mindustry/game/MusicControl.java
rename to core/src/mindustry/audio/MusicControl.java
index 16a619c158..cf49975931 100644
--- a/core/src/mindustry/game/MusicControl.java
+++ b/core/src/mindustry/audio/MusicControl.java
@@ -1,4 +1,4 @@
-package mindustry.game;
+package mindustry.audio;
 
 import arc.*;
 import arc.audio.*;
diff --git a/core/src/mindustry/game/SoundLoop.java b/core/src/mindustry/audio/SoundLoop.java
similarity index 98%
rename from core/src/mindustry/game/SoundLoop.java
rename to core/src/mindustry/audio/SoundLoop.java
index 444ce0c857..cfdf380753 100644
--- a/core/src/mindustry/game/SoundLoop.java
+++ b/core/src/mindustry/audio/SoundLoop.java
@@ -1,4 +1,4 @@
-package mindustry.game;
+package mindustry.audio;
 
 import arc.audio.*;
 import arc.math.*;
diff --git a/core/src/mindustry/core/Control.java b/core/src/mindustry/core/Control.java
index 8cc8138969..4b53e7c8e7 100644
--- a/core/src/mindustry/core/Control.java
+++ b/core/src/mindustry/core/Control.java
@@ -9,6 +9,7 @@ import arc.math.*;
 import arc.scene.ui.*;
 import arc.struct.*;
 import arc.util.*;
+import mindustry.audio.MusicControl;
 import mindustry.content.*;
 import mindustry.core.GameState.*;
 import mindustry.entities.*;
@@ -39,7 +40,7 @@ import static mindustry.Vars.*;
  */
 public class Control implements ApplicationListener, Loadable{
     public Saves saves;
-    public MusicControl music;
+    public mindustry.audio.MusicControl music;
     public Tutorial tutorial;
     public InputHandler input;
 
diff --git a/core/src/mindustry/core/GameState.java b/core/src/mindustry/core/GameState.java
index 82c7d5142f..d715ce653d 100644
--- a/core/src/mindustry/core/GameState.java
+++ b/core/src/mindustry/core/GameState.java
@@ -41,7 +41,7 @@ public class GameState{
 
     /** Note that being in a campaign does not necessarily mean having a sector. */
     public boolean isCampaign(){
-        return rules.sector != null || rules.region != null;
+        return rules.sector != null;
     }
 
     public boolean hasSector(){
diff --git a/core/src/mindustry/entities/def/TileComp.java b/core/src/mindustry/entities/def/TileComp.java
index 02c5e9de69..86db58b602 100644
--- a/core/src/mindustry/entities/def/TileComp.java
+++ b/core/src/mindustry/entities/def/TileComp.java
@@ -15,6 +15,7 @@ import arc.util.*;
 import arc.util.ArcAnnotate.*;
 import arc.util.io.*;
 import mindustry.annotations.Annotations.*;
+import mindustry.audio.SoundLoop;
 import mindustry.content.*;
 import mindustry.ctype.*;
 import mindustry.entities.*;
@@ -59,7 +60,7 @@ abstract class TileComp implements Posc, Teamc, Healthc, Tilec, Timerc, QuadTree
 
     private transient float timeScale = 1f, timeScaleDuration;
 
-    private transient @Nullable SoundLoop sound;
+    private transient @Nullable mindustry.audio.SoundLoop sound;
 
     private transient boolean sleeping;
     private transient float sleepTime;
diff --git a/core/src/mindustry/game/EventType.java b/core/src/mindustry/game/EventType.java
index 03a40e9c13..64dfaca18d 100644
--- a/core/src/mindustry/game/EventType.java
+++ b/core/src/mindustry/game/EventType.java
@@ -90,9 +90,9 @@ public class EventType{
     /** Called when a zone's requirements are met. */
     public static class ZoneRequireCompleteEvent{
         public final SectorPreset zoneMet, zoneForMet;
-        public final Objective objective;
+        public final Objectives.Objective objective;
 
-        public ZoneRequireCompleteEvent(SectorPreset zoneMet, SectorPreset zoneForMet, Objective objective){
+        public ZoneRequireCompleteEvent(SectorPreset zoneMet, SectorPreset zoneForMet, Objectives.Objective objective){
             this.zoneMet = zoneMet;
             this.zoneForMet = zoneForMet;
             this.objective = objective;
diff --git a/core/src/mindustry/game/GlobalData.java b/core/src/mindustry/game/GlobalData.java
index eebccf8e65..15b6228ae2 100644
--- a/core/src/mindustry/game/GlobalData.java
+++ b/core/src/mindustry/game/GlobalData.java
@@ -1,10 +1,9 @@
 package mindustry.game;
 
 import arc.*;
+import arc.files.*;
 import arc.math.*;
 import arc.struct.*;
-import arc.files.*;
-import arc.util.ArcAnnotate.*;
 import arc.util.io.*;
 import mindustry.*;
 import mindustry.content.*;
@@ -22,7 +21,6 @@ public class GlobalData{
     private ObjectMap<ContentType, ObjectSet<String>> unlocked = new ObjectMap<>();
     private ObjectIntMap<Item> items = new ObjectIntMap<>();
     private Array<Satellite> satellites = new Array<>();
-    private ObjectMap<String, MapRegion> regions = new ObjectMap<>();
     private boolean modified;
 
     public GlobalData(){
@@ -39,10 +37,6 @@ public class GlobalData{
         });
     }
 
-    public @Nullable MapRegion getRegion(String name){
-        return regions.get(name);
-    }
-
     public void exportData(Fi file) throws IOException{
         Array<Fi> files = new Array<>();
         files.add(Core.settings.getSettingsFile());
diff --git a/core/src/mindustry/game/MapRegion.java b/core/src/mindustry/game/MapRegion.java
deleted file mode 100644
index 8a6908b216..0000000000
--- a/core/src/mindustry/game/MapRegion.java
+++ /dev/null
@@ -1,12 +0,0 @@
-package mindustry.game;
-
-/** Defines a special map that can be visited, loaded, and saved. */
-public abstract class MapRegion{
-
-    /** Name of the region. Used for lookup and save names. */
-    public abstract String name();
-
-    public void load(){
-
-    }
-}
diff --git a/core/src/mindustry/game/Objective.java b/core/src/mindustry/game/Objective.java
deleted file mode 100644
index 14436e4171..0000000000
--- a/core/src/mindustry/game/Objective.java
+++ /dev/null
@@ -1,27 +0,0 @@
-package mindustry.game;
-
-import arc.scene.ui.layout.*;
-import arc.util.ArcAnnotate.*;
-import mindustry.game.Objectives.*;
-import mindustry.type.*;
-
-/** Defines a specific objective for a game. */
-public interface Objective{
-
-    /** @return whether this objective is met. */
-    boolean complete();
-
-    /** @return the string displayed when this objective is completed, in imperative form.
-     * e.g. when the objective is 'complete 10 waves', this would display "complete 10 waves".
-     * If this objective should not be displayed, should return null.*/
-    @Nullable String display();
-
-    /** Build a display for this zone requirement.*/
-    default void build(Table table){
-
-    }
-
-    default SectorPreset zone(){
-        return this instanceof ZoneObjective ? ((ZoneObjective)this).zone : null;
-    }
-}
diff --git a/core/src/mindustry/game/Objectives.java b/core/src/mindustry/game/Objectives.java
index 590a277c5c..aba23a8c21 100644
--- a/core/src/mindustry/game/Objectives.java
+++ b/core/src/mindustry/game/Objectives.java
@@ -1,6 +1,7 @@
 package mindustry.game;
 
 import arc.*;
+import arc.scene.ui.layout.*;
 import arc.util.ArcAnnotate.*;
 import mindustry.type.*;
 import mindustry.world.*;
@@ -93,4 +94,25 @@ public class Objectives{
     public abstract static class ZoneObjective implements Objective{
         public @NonNull SectorPreset zone;
     }
+
+    /** Defines a specific objective for a game. */
+    public static interface Objective{
+
+        /** @return whether this objective is met. */
+        boolean complete();
+
+        /** @return the string displayed when this objective is completed, in imperative form.
+         * e.g. when the objective is 'complete 10 waves', this would display "complete 10 waves".
+         * If this objective should not be displayed, should return null.*/
+        @Nullable String display();
+
+        /** Build a display for this zone requirement.*/
+        default void build(Table table){
+
+        }
+
+        default SectorPreset zone(){
+            return this instanceof ZoneObjective ? ((ZoneObjective)this).zone : null;
+        }
+    }
 }
diff --git a/core/src/mindustry/game/Rules.java b/core/src/mindustry/game/Rules.java
index 9f175203f3..19fb57e631 100644
--- a/core/src/mindustry/game/Rules.java
+++ b/core/src/mindustry/game/Rules.java
@@ -62,8 +62,6 @@ public class Rules{
     public int unitCap = 0;
     /** Sector for saves that have them.*/
     public @Nullable Sector sector;
-    /** Region that save is on. Indicates campaign. TODO not implemented. */
-    public @Nullable MapRegion region;
     /** Spawn layout. */
     public Array<SpawnGroup> spawns = new Array<>();
     /** Determines if there should be limited respawns. */
diff --git a/core/src/mindustry/game/Schematic.java b/core/src/mindustry/game/Schematic.java
index 9e798af72b..eeeda0fbd7 100644
--- a/core/src/mindustry/game/Schematic.java
+++ b/core/src/mindustry/game/Schematic.java
@@ -16,8 +16,7 @@ public class Schematic implements Publishable, Comparable<Schematic>{
     public final Array<Stile> tiles;
     public StringMap tags;
     public int width, height;
-    public @Nullable
-    Fi file;
+    public @Nullable Fi file;
     /** Associated mod. If null, no mod is associated with this schematic. */
     public @Nullable LoadedMod mod;
 
diff --git a/core/src/mindustry/game/Turns.java b/core/src/mindustry/game/Turns.java
new file mode 100644
index 0000000000..1e252bb2df
--- /dev/null
+++ b/core/src/mindustry/game/Turns.java
@@ -0,0 +1,4 @@
+package mindustry.game;
+
+public class Turns{
+}
diff --git a/core/src/mindustry/game/Universe.java b/core/src/mindustry/game/Universe.java
index 0cdec7b616..430493087d 100644
--- a/core/src/mindustry/game/Universe.java
+++ b/core/src/mindustry/game/Universe.java
@@ -69,8 +69,7 @@ public class Universe{
     }
 
     private void save(){
-        Core.settings.put("utime", seconds);
-        Core.settings.save();
+        Core.settings.putSave("utime", seconds);
     }
 
     private void load(){
diff --git a/core/src/mindustry/mod/ContentParser.java b/core/src/mindustry/mod/ContentParser.java
index 9c91f0fb24..79695a181e 100644
--- a/core/src/mindustry/mod/ContentParser.java
+++ b/core/src/mindustry/mod/ContentParser.java
@@ -86,10 +86,10 @@ public class ContentParser{
             desc.errored = Throwable::printStackTrace;
             return sound;
         });
-        put(Objective.class, (type, data) -> {
-            Class<? extends Objective> oc = data.has("type") ? resolve(data.getString("type"), "mindustry.game.Objectives") : ZoneWave.class;
+        put(Objectives.Objective.class, (type, data) -> {
+            Class<? extends Objectives.Objective> oc = data.has("type") ? resolve(data.getString("type"), "mindustry.game.Objectives") : ZoneWave.class;
             data.remove("type");
-            Objective obj = make(oc);
+            Objectives.Objective obj = make(oc);
             readFields(obj, data);
             return obj;
         });
diff --git a/core/src/mindustry/type/SectorPreset.java b/core/src/mindustry/type/SectorPreset.java
index e21b5da566..80675a4aaa 100644
--- a/core/src/mindustry/type/SectorPreset.java
+++ b/core/src/mindustry/type/SectorPreset.java
@@ -17,9 +17,9 @@ import static mindustry.Vars.*;
 //TODO ? remove ?
 public class SectorPreset extends UnlockableContent{
     public @NonNull WorldGenerator generator;
-    public @NonNull Objective configureObjective = new ZoneWave(this, 15);
+    public @NonNull Objectives.Objective configureObjective = new ZoneWave(this, 15);
     public @NonNull Planet planet;
-    public Array<Objective> requirements = new Array<>();
+    public Array<Objectives.Objective> requirements = new Array<>();
     //TODO autogenerate
     public Array<Item> resources = new Array<>();
 
diff --git a/core/src/mindustry/ui/dialogs/PlanetDialog.java b/core/src/mindustry/ui/dialogs/PlanetDialog.java
index 961140b235..afaa4f8295 100644
--- a/core/src/mindustry/ui/dialogs/PlanetDialog.java
+++ b/core/src/mindustry/ui/dialogs/PlanetDialog.java
@@ -273,7 +273,11 @@ public class PlanetDialog extends FloatingDialog{
             }
 
             if(sec.hostility >= 0.02f){
-                drawSelection(sec, Color.scarlet, 0.11f * sec.hostility);
+                drawSelection(sec, Color.scarlet, 0.11f * sec.hostility, 0.0001f);
+            }
+
+            if(sec.save != null){
+                drawSelection(sec, Color.lime, 0.03f, 0.0009f);
             }
         }
 
@@ -402,11 +406,11 @@ public class PlanetDialog extends FloatingDialog{
     }
 
     private void drawSelection(Sector sector){
-        drawSelection(sector, Pal.accent, 0.04f);
+        drawSelection(sector, Pal.accent, 0.04f, 0.001f);
     }
 
-    private void drawSelection(Sector sector, Color color, float length){
-        float arad = outlineRad + 0.0001f;
+    private void drawSelection(Sector sector, Color color, float stroke, float length){
+        float arad = outlineRad + length;
 
         for(int i = 0; i < sector.tile.corners.length; i++){
             Corner next = sector.tile.corners[(i + 1) % sector.tile.corners.length];
@@ -416,8 +420,8 @@ public class PlanetDialog extends FloatingDialog{
             curr.v.scl(arad);
             sector.tile.v.scl(arad);
 
-            Tmp.v31.set(curr.v).sub(sector.tile.v).setLength(curr.v.dst(sector.tile.v) - length).add(sector.tile.v);
-            Tmp.v32.set(next.v).sub(sector.tile.v).setLength(next.v.dst(sector.tile.v) - length).add(sector.tile.v);
+            Tmp.v31.set(curr.v).sub(sector.tile.v).setLength(curr.v.dst(sector.tile.v) - stroke).add(sector.tile.v);
+            Tmp.v32.set(next.v).sub(sector.tile.v).setLength(next.v.dst(sector.tile.v) - stroke).add(sector.tile.v);
 
             batch.tri(curr.v, next.v, Tmp.v31, color);
             batch.tri(Tmp.v31, next.v, Tmp.v32, color);
diff --git a/core/src/mindustry/ui/dialogs/ZoneInfoDialog.java b/core/src/mindustry/ui/dialogs/ZoneInfoDialog.java
index b5f0f1e79c..5483db1d67 100644
--- a/core/src/mindustry/ui/dialogs/ZoneInfoDialog.java
+++ b/core/src/mindustry/ui/dialogs/ZoneInfoDialog.java
@@ -63,13 +63,13 @@ public class ZoneInfoDialog extends FloatingDialog{
                 cont.table(req -> {
                     req.defaults().left();
 
-                    Array<Objective> zones = zone.requirements.select(o -> !(o instanceof Unlock));
+                    Array<Objectives.Objective> zones = zone.requirements.select(o -> !(o instanceof Unlock));
 
                     if(!zones.isEmpty()){
                         req.table(r -> {
                             r.add("$complete").colspan(2).left();
                             r.row();
-                            for(Objective o : zones){
+                            for(Objectives.Objective o : zones){
                                 r.image(Icon.terrain).padRight(4);
                                 r.add(o.display()).color(Color.lightGray);
                                 r.image(o.complete() ? Icon.ok : Icon.cancel, o.complete() ? Color.lightGray : Color.scarlet).padLeft(3);
diff --git a/core/src/mindustry/world/blocks/experimental/LogicExecutor.java b/core/src/mindustry/world/blocks/experimental/LogicExecutor.java
index e7e7add43b..eada670acf 100644
--- a/core/src/mindustry/world/blocks/experimental/LogicExecutor.java
+++ b/core/src/mindustry/world/blocks/experimental/LogicExecutor.java
@@ -1,11 +1,12 @@
 package mindustry.world.blocks.experimental;
 
-import arc.math.*;
 import mindustry.gen.*;
 
+import java.nio.*;
+
 public class LogicExecutor{
     Instruction[] instructions;
-    int[] registers = new int[256];
+    ByteBuffer memory = ByteBuffer.allocate(1024 * 512);
     int counter;
 
     void step(){
@@ -29,16 +30,16 @@ public class LogicExecutor{
     class RegisterI implements Instruction{
         /** operation to perform */
         Op op;
-        /** destination register */
-        short dest;
-        /** registers to take data from. -1 for no register. */
-        short left, right;
+        /** destination memory */
+        int dest;
+        /** memory to take data from. -1 for immediate values. */
+        int left, right;
         /** left/right immediate values, only used if no registers are present. */
-        int ileft, iright;
+        double ileft, iright;
 
         @Override
         public void exec(){
-            registers[dest] = op.function.get(left == -1 ? ileft : registers[left], right == -1 ? iright : registers[right]);
+            //memory.putDouble(dest, op.function.get(left == -1 ? ileft : registers[left], right == -1 ? iright : registers[right]));
         }
     }
 
@@ -54,7 +55,7 @@ public class LogicExecutor{
 
         @Override
         public void exec(){
-            registers[dest] = op.function.get(device(device), parameter);
+            //registers[dest] = op.function.get(device(device), parameter);
         }
     }
 
@@ -89,12 +90,12 @@ public class LogicExecutor{
         mul("*", (a, b) -> a * b),
         div("/", (a, b) -> a / b),
         mod("%", (a, b) -> a % b),
-        pow("^", Mathf::pow),
-        shl(">>", (a, b) -> a >> b),
-        shr("<<", (a, b) -> a << b),
-        or("or", (a, b) -> a | b),
-        and("and", (a, b) -> a & b),
-        xor("xor", (a, b) -> a ^ b);
+        pow("^", Math::pow),
+        shl(">>", (a, b) -> (int)a >> (int)b),
+        shr("<<", (a, b) -> (int)a << (int)b),
+        or("or", (a, b) -> (int)a | (int)b),
+        and("and", (a, b) -> (int)a & (int)b),
+        xor("xor", (a, b) -> (int)a ^ (int)b);
 
         final OpLambda function;
         final String symbol;
@@ -105,7 +106,7 @@ public class LogicExecutor{
         }
 
         interface OpLambda{
-            int get(int a, int b);
+            double get(double a, double b);
         }
     }
 
diff --git a/gradle.properties b/gradle.properties
index 0e711b44d8..92ac814bbd 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,3 @@
 org.gradle.daemon=true
 org.gradle.jvmargs=-Xms256m -Xmx1024m
-archash=6164484526b4e0a9dce4c59b11bef3448e363cee
+archash=1ccdb62216c9e6e0d85a85aa120f4dfc59b76e63