diff --git a/android/AndroidManifest.xml b/android/AndroidManifest.xml
index cca7d06d82..4078c59538 100644
--- a/android/AndroidManifest.xml
+++ b/android/AndroidManifest.xml
@@ -32,13 +32,6 @@
                 <category android:name="android.intent.category.LAUNCHER"/>
             </intent-filter>
 
-            <intent-filter>
-                <action android:name="android.intent.action.VIEW"/>
-                <category android:name="android.intent.category.DEFAULT"/>
-                <category android:name="android.intent.category.BROWSABLE"/>
-                <data android:mimeType="application/octet-stream" />
-                <data android:scheme="file" android:host="*" android:pathPattern=".*\\.msav"/>
-            </intent-filter>
         </activity>
 
     </application>
diff --git a/core/src/mindustry/ClientLauncher.java b/core/src/mindustry/ClientLauncher.java
index 43502cfc3a..6a4734dfce 100644
--- a/core/src/mindustry/ClientLauncher.java
+++ b/core/src/mindustry/ClientLauncher.java
@@ -9,19 +9,25 @@ import arc.graphics.*;
 import arc.graphics.g2d.*;
 import arc.math.*;
 import arc.util.*;
+import arc.util.io.*;
 import mindustry.ai.*;
 import mindustry.audio.*;
 import mindustry.core.*;
 import mindustry.ctype.*;
 import mindustry.game.EventType.*;
 import mindustry.game.*;
+import mindustry.game.Saves.*;
 import mindustry.gen.*;
 import mindustry.graphics.*;
+import mindustry.io.*;
 import mindustry.maps.*;
 import mindustry.mod.*;
 import mindustry.net.*;
 import mindustry.ui.*;
 
+import java.io.*;
+import java.util.zip.*;
+
 import static arc.Core.*;
 import static mindustry.Vars.*;
 
@@ -303,4 +309,34 @@ public abstract class ClientLauncher extends ApplicationCore implements Platform
             super.pause();
         }
     }
+
+    @Override
+    public void fileDropped(Fi file){
+        if(!OS.isIos){
+            if(file.extension().equalsIgnoreCase(saveExtension)){ //open save
+                try{
+                    if(SaveIO.isSaveValid(file)){
+                        SaveMeta meta = SaveIO.getMeta(new DataInputStream(new InflaterInputStream(file.read(Streams.defaultBufferSize))));
+                        if(meta.tags.containsKey("name")){
+                            //is map
+                            if(!ui.editor.isShown()){
+                                ui.editor.show();
+                            }
+
+                            ui.editor.beginEditMap(file);
+                        }else if(meta.rules.sector == null){ //don't allow importing campaign saves, they are broken
+                            SaveSlot slot = control.saves.importSave(file);
+                            ui.load.runLoadSave(slot);
+                        }else{
+                            ui.showErrorMessage("@save.nocampaign");
+                        }
+                    }else{
+                        ui.showErrorMessage("@save.import.invalid");
+                    }
+                }catch(Throwable e){
+                    ui.showException("@save.import.fail", e);
+                }
+            }
+        }
+    }
 }
diff --git a/core/src/mindustry/mod/ContentParser.java b/core/src/mindustry/mod/ContentParser.java
index d6fa9fcf5f..f801fe7ddf 100644
--- a/core/src/mindustry/mod/ContentParser.java
+++ b/core/src/mindustry/mod/ContentParser.java
@@ -43,6 +43,7 @@ import mindustry.type.*;
 import mindustry.type.ammo.*;
 import mindustry.type.weather.*;
 import mindustry.world.*;
+import mindustry.world.blocks.*;
 import mindustry.world.blocks.units.*;
 import mindustry.world.blocks.units.UnitFactory.*;
 import mindustry.world.consumers.*;
@@ -89,6 +90,14 @@ public class ContentParser{
             if(Attribute.exists(attr)) return Attribute.get(attr);
             return Attribute.add(attr);
         });
+        put(Attributes.class, (type, data) -> {
+            Attributes attr = new Attributes();
+            for(var child : data){
+                Attribute value = Attribute.exists(child.name) ? Attribute.get(child.name) : Attribute.add(child.name);
+                attr.set(value, child.asFloat());
+            }
+            return attr;
+        });
         put(BuildVisibility.class, (type, data) -> field(BuildVisibility.class, data));
         put(Schematic.class, (type, data) -> {
             Object result = fieldOpt(Loadouts.class, data);
diff --git a/core/src/mindustry/mod/DataPatcher.java b/core/src/mindustry/mod/DataPatcher.java
index 9cbaddd1fc..8b0a005f08 100644
--- a/core/src/mindustry/mod/DataPatcher.java
+++ b/core/src/mindustry/mod/DataPatcher.java
@@ -77,6 +77,13 @@ public class DataPatcher{
         contentLoader = Vars.content.copy();
         patches.clear();
 
+        Attribute[] oldAttributes = Attribute.all.clone();
+        var oldAttributeMap = Attribute.map.copy();
+        reset(() -> {
+            Attribute.all = oldAttributes;
+            Attribute.map = oldAttributeMap;
+        });
+
         for(String patch : patchArray){
             PatchSet set = new PatchSet(patch, new JsonValue("error"));
             patches.add(set);
diff --git a/gradle.properties b/gradle.properties
index 405687d605..60ae5cad24 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -26,4 +26,4 @@ org.gradle.caching=true
 org.gradle.internal.http.socketTimeout=100000
 org.gradle.internal.http.connectionTimeout=100000
 android.enableR8.fullMode=false
-archash=d670ef7b3d
+archash=3e5d2eb442
diff --git a/tests/src/test/java/PatcherTests.java b/tests/src/test/java/PatcherTests.java
index b68c795f72..95cbf15e42 100644
--- a/tests/src/test/java/PatcherTests.java
+++ b/tests/src/test/java/PatcherTests.java
@@ -524,6 +524,26 @@ public class PatcherTests{
         assertEquals(oldDamage, UnitTypes.dagger.weapons.first().bullet.damage);
     }
 
+    @Test
+    void customAttribute() throws Exception{
+        int amount = Attribute.all.length;
+
+        Vars.state.patcher.apply(Seq.with("""
+        block.grass.attributes: {
+          frogs: 10
+        }
+        """));
+
+        assertTrue(Attribute.exists("frogs"));
+        assertEquals(amount + 1, Attribute.all.length);
+        assertEquals(10f, Blocks.grass.asFloor().attributes.get(Attribute.get("frogs")), 0.0001f);
+
+        Vars.logic.reset();
+
+        assertFalse(Attribute.exists("frogs"));
+        assertEquals(amount, Attribute.all.length);
+    }
+
     @Test
     void addWeapon() throws Exception{
         int oldSize = UnitTypes.flare.weapons.size;