diff --git a/core/assets-raw/sprites/blocks/units/advanced-reconstructor-top.png b/core/assets-raw/sprites/blocks/units/advanced-reconstructor-top.png
new file mode 100644
index 0000000000..24cc4cd5a5
Binary files /dev/null and b/core/assets-raw/sprites/blocks/units/advanced-reconstructor-top.png differ
diff --git a/core/assets-raw/sprites/blocks/units/advanced-reconstructor.png b/core/assets-raw/sprites/blocks/units/advanced-reconstructor.png
new file mode 100644
index 0000000000..5304816b21
Binary files /dev/null and b/core/assets-raw/sprites/blocks/units/advanced-reconstructor.png differ
diff --git a/core/assets/logicids.dat b/core/assets/logicids.dat
index ba100007a4..908dcdc6b4 100644
Binary files a/core/assets/logicids.dat and b/core/assets/logicids.dat differ
diff --git a/core/src/mindustry/content/Blocks.java b/core/src/mindustry/content/Blocks.java
index 141288e202..f7f1828d7d 100644
--- a/core/src/mindustry/content/Blocks.java
+++ b/core/src/mindustry/content/Blocks.java
@@ -142,6 +142,7 @@ public class Blocks{
     tankFabricator, shipFabricator, mechFabricator,
 
     basicReconstructor,
+    advancedReconstructor,
     //tankReconstructor, shipReconstructor, mechReconstructor,
 
     tankAssembler, shipAssembler, mechAssembler,
@@ -4252,6 +4253,24 @@ public class Blocks{
             );
         }};
 
+        advancedReconstructor = new Reconstructor("advanced-reconstructor"){{
+            requirements(Category.units, with(Items.beryllium, 250, Items.oxide, 200, Items.tungsten, 200, Items.silicon, 400));
+            regionSuffix = "-dark";
+
+            size = 5;
+            consumePower(5f);
+            consumeLiquid(Liquids.nitrogen, 10f / 60f);
+            consumeItems(with(Items.oxide, 110, Items.tungsten, 100));
+
+            constructTime = 60f * 60f;
+
+            upgrades.addAll(
+            new UnitType[]{UnitTypes.locus, UnitTypes.precept},
+            new UnitType[]{UnitTypes.latum, UnitTypes.anthicus},
+            new UnitType[]{UnitTypes.avert, UnitTypes.obviate}
+            );
+        }};
+
         /*
         mechReconstructor = new Reconstructor("mech-reconstructor"){{
             requirements(Category.units, with(Items.beryllium, 250, Items.tungsten, 120, Items.silicon, 150));
diff --git a/core/src/mindustry/content/ErekirTechTree.java b/core/src/mindustry/content/ErekirTechTree.java
index cd32971c71..2d149c9d8b 100644
--- a/core/src/mindustry/content/ErekirTechTree.java
+++ b/core/src/mindustry/content/ErekirTechTree.java
@@ -298,7 +298,15 @@ public class ErekirTechTree{
                             node(UnitTypes.avert);
                             node(UnitTypes.locus);
 
+                            //TODO
+                            node(advancedReconstructor, () -> {
+                                node(UnitTypes.precept);
+                                node(UnitTypes.anthicus);
+                                node(UnitTypes.obviate);
+                            });
+
                             node(tankAssembler, Seq.with(new OnSector(three), new Research(constructor), new Research(atmosphericConcentrator)), () -> {
+
                                 node(UnitTypes.vanquish, () -> {
                                     node(UnitTypes.conquer, Seq.with(tmpNever), () -> {