diff --git a/core/assets/bundles/bundle.properties b/core/assets/bundles/bundle.properties
index 9eae8eb616..87ef5b2f5d 100644
--- a/core/assets/bundles/bundle.properties
+++ b/core/assets/bundles/bundle.properties
@@ -484,6 +484,7 @@ filter.option.circle-scale = Circle Scale
 filter.option.octaves = Octaves
 filter.option.falloff = Falloff
 filter.option.angle = Angle
+filter.option.rotate = Rotate
 filter.option.amount = Amount
 filter.option.block = Block
 filter.option.floor = Floor
diff --git a/core/src/mindustry/maps/filters/FilterOption.java b/core/src/mindustry/maps/filters/FilterOption.java
index f47d1c3a60..1a6230795f 100644
--- a/core/src/mindustry/maps/filters/FilterOption.java
+++ b/core/src/mindustry/maps/filters/FilterOption.java
@@ -111,4 +111,23 @@ public abstract class FilterOption{
             table.add("@filter.option." + name);
         }
     }
+
+    static class ToggleOption extends FilterOption{
+        final String name;
+        final Boolp getter;
+        final Boolc setter;
+
+        ToggleOption(String name, Boolp getter, Boolc setter){
+            this.name = name;
+            this.getter = getter;
+            this.setter = setter;
+        }
+
+        @Override
+        public void build(Table table){
+            table.row();
+            CheckBox check = table.check("@filter.option." + name, setter).growX().padBottom(5).padTop(5).center().get();
+            check.changed(changed);
+        }
+    }
 }
diff --git a/core/src/mindustry/maps/filters/MirrorFilter.java b/core/src/mindustry/maps/filters/MirrorFilter.java
index ed57af5138..cdb324b0ef 100644
--- a/core/src/mindustry/maps/filters/MirrorFilter.java
+++ b/core/src/mindustry/maps/filters/MirrorFilter.java
@@ -15,11 +15,13 @@ public class MirrorFilter extends GenerateFilter{
     private final Vec2 v1 = new Vec2(), v2 = new Vec2(), v3 = new Vec2();
 
     int angle = 45;
+    boolean rotate = false;
 
     @Override
     public FilterOption[] options(){
         return Structs.arr(
-        new SliderOption("angle", () -> angle, f -> angle = (int)f, 0, 360, 45)
+        new SliderOption("angle", () -> angle, f -> angle = (int)f, 0, 360, 45),
+        new ToggleOption("rotate", () -> rotate, f -> rotate = f)
         );
     }
 
@@ -72,8 +74,8 @@ public class MirrorFilter extends GenerateFilter{
     }
 
     void mirror(Vec2 p, float x0, float y0, float x1, float y1){
-        //special case: uneven map mirrored at 45 degree angle
-        if(in.width != in.height && angle % 90 != 0){
+        //special case: uneven map mirrored at 45 degree angle (or someone might just want rotational symmetry)
+        if((in.width != in.height && angle % 90 != 0) || rotate){
             p.x = in.width - p.x - 1;
             p.y = in.height - p.y - 1;
         }else{