diff --git a/core/assets/bundles/bundle.properties b/core/assets/bundles/bundle.properties
index 8aff18d4b9..3e2304b765 100644
--- a/core/assets/bundles/bundle.properties
+++ b/core/assets/bundles/bundle.properties
@@ -492,6 +492,7 @@ filter.option.block = Block
 filter.option.floor = Floor
 filter.option.flooronto = Target Floor
 filter.option.target = Target
+filter.option.replacement = Replacement
 filter.option.wall = Wall
 filter.option.ore = Ore
 filter.option.floor2 = Secondary Floor
diff --git a/core/assets/maps/passage.msav b/core/assets/maps/passage.msav
new file mode 100644
index 0000000000..9e9d8d1138
Binary files /dev/null and b/core/assets/maps/passage.msav differ
diff --git a/core/src/mindustry/editor/MapInfoDialog.java b/core/src/mindustry/editor/MapInfoDialog.java
index da4bf5a4b3..63b9a053da 100644
--- a/core/src/mindustry/editor/MapInfoDialog.java
+++ b/core/src/mindustry/editor/MapInfoDialog.java
@@ -3,10 +3,10 @@ package mindustry.editor;
 import arc.*;
 import arc.scene.ui.*;
 import arc.struct.*;
-import arc.util.*;
 import mindustry.*;
 import mindustry.game.*;
 import mindustry.io.*;
+import mindustry.maps.filters.*;
 import mindustry.ui.*;
 import mindustry.ui.dialogs.*;
 
@@ -74,7 +74,11 @@ public class MapInfoDialog extends BaseDialog{
             t.row();
             t.add("@editor.generation").padRight(8).left();
             t.button("@edit", () -> {
-                generate.show(maps.readFilters(editor.tags.get("genfilters", "")),
+                //randomize so they're not all the same seed
+                var res = maps.readFilters(editor.tags.get("genfilters", ""));
+                res.each(GenerateFilter::randomize);
+
+                generate.show(res,
                 filters -> {
                     //reset seed to 0 so it is not written
                     filters.each(f -> f.seed = 0);
diff --git a/core/src/mindustry/maps/Maps.java b/core/src/mindustry/maps/Maps.java
index d7ea3b392d..72fcc09aa1 100644
--- a/core/src/mindustry/maps/Maps.java
+++ b/core/src/mindustry/maps/Maps.java
@@ -29,9 +29,9 @@ import static mindustry.Vars.*;
 
 public class Maps{
     /** List of all built-in maps. Filenames only. */
-    private static String[] defaultMapNames = {"maze", "fortress", "labyrinth", "islands", "tendrils", "caldera", "wasteland", "shattered", "fork", "triad", "mudFlats", "moltenLake", "archipelago", "debrisField", "veins", "glacier"};
+    private static String[] defaultMapNames = {"maze", "fortress", "labyrinth", "islands", "tendrils", "caldera", "wasteland", "shattered", "fork", "triad", "mudFlats", "moltenLake", "archipelago", "debrisField", "veins", "glacier", "passage"};
     /** Maps tagged as PvP */
-    static final String[] pvpMaps = {"veins", "glacier"};
+    static final String[] pvpMaps = {"veins", "glacier", "passage"};
     /** All maps stored in an ordered array. */
     private Seq<Map> maps = new Seq<>();
     /** Serializer for meta. */
diff --git a/core/src/mindustry/maps/filters/ClearFilter.java b/core/src/mindustry/maps/filters/ClearFilter.java
index 3b2684ef7e..59e4512a82 100644
--- a/core/src/mindustry/maps/filters/ClearFilter.java
+++ b/core/src/mindustry/maps/filters/ClearFilter.java
@@ -7,12 +7,14 @@ import mindustry.world.*;
 import static mindustry.maps.filters.FilterOption.*;
 
 public class ClearFilter extends GenerateFilter{
-    protected Block block = Blocks.air;
+    protected Block target = Blocks.stone;
+    protected Block replace = Blocks.air;
 
     @Override
     public FilterOption[] options(){
         return new BlockOption[]{
-            new BlockOption("block", () -> block, b -> block = b, b -> oresOnly.get(b) || wallsOnly.get(b))
+            new BlockOption("target", () -> target, b -> target = b, anyOptional),
+            new BlockOption("replacement", () -> replace, b -> replace = b, anyOptional)
         };
     }
 
@@ -24,12 +26,21 @@ public class ClearFilter extends GenerateFilter{
     @Override
     public void apply(GenerateInput in){
 
-        if(in.block == block){
-            in.block = Blocks.air;
-        }
-
-        if(in.overlay == block){
-            in.overlay = Blocks.air;
+        if(in.block == target || in.floor == target || (target.isOverlay() && in.overlay == target)){
+            //special case: when air is the result, replace only the overlay or wall
+            if(replace == Blocks.air){
+                if(in.overlay == target){
+                    in.overlay = Blocks.air;
+                }else{
+                    in.block = Blocks.air;
+                }
+            }else if(replace.isOverlay()){ //replace the best match based on type
+                in.overlay = replace;
+            }else if(replace.isFloor()){
+                in.floor = replace;
+            }else{
+                in.block = replace;
+            }
         }
     }
 }
diff --git a/gradle.properties b/gradle.properties
index 15947e3eac..a70ad43723 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -10,4 +10,4 @@ kapt.include.compile.classpath=false
 kotlin.stdlib.default.dependency=false
 #needed for android compilation
 android.useAndroidX=true
-archash=07ced971f4c8b8b5a61aa3a84b29c90aa497cb48
+archash=37fbff84ebd824be79586e1e13d05506446938b3