diff --git a/core/assets/maps/onset.msav b/core/assets/maps/onset.msav
index 325463d211..8f308549df 100644
Binary files a/core/assets/maps/onset.msav and b/core/assets/maps/onset.msav differ
diff --git a/core/src/mindustry/content/Blocks.java b/core/src/mindustry/content/Blocks.java
index 98ee1f266d..939cc20475 100644
--- a/core/src/mindustry/content/Blocks.java
+++ b/core/src/mindustry/content/Blocks.java
@@ -3733,7 +3733,7 @@ public class Blocks{
             shootCone = 3f;
             scaledHealth = 280;
             rotateSpeed = 1.6f;
-            researchCostMultiplier = 0.3f;
+            researchCostMultiplier = 0.1f;
 
             coolant = consume(new ConsumeLiquid(Liquids.water, 15f / 60f));
             limitRange();
diff --git a/core/src/mindustry/content/ErekirTechTree.java b/core/src/mindustry/content/ErekirTechTree.java
index 0d4a3a9538..a46f562081 100644
--- a/core/src/mindustry/content/ErekirTechTree.java
+++ b/core/src/mindustry/content/ErekirTechTree.java
@@ -228,7 +228,7 @@ public class ErekirTechTree{
             });
 
 
-            node(breach, Seq.with(new Research(siliconArcFurnace), new OnSector(two)), () -> {
+            node(breach, Seq.with(new Research(siliconArcFurnace)), () -> {
                 node(berylliumWall, () -> {
                     node(berylliumWallLarge, () -> {
 
diff --git a/core/src/mindustry/content/SectorPresets.java b/core/src/mindustry/content/SectorPresets.java
index a5d08c41cb..d512b9802f 100644
--- a/core/src/mindustry/content/SectorPresets.java
+++ b/core/src/mindustry/content/SectorPresets.java
@@ -162,10 +162,10 @@ public class SectorPresets{
                     ),
                     new BuildCountObjective(Blocks.berylliumWall, 6).withMarkers(
                             new TextMarker("[accent]Walls[] can prevent oncoming damage from reaching your buildings\nPlace some [accent]beryllium walls[] around the turret.", 276f * 8f, 133f * 8f)
-                    ).withFlags("defStart"),
+                    ),
                     new TimerObjective("@objective.enemiesapproaching",30 * 60).withMarkers(
                             new TextMarker("Enemy incoming, prepare to defend.", 276f * 8f, 133f * 8f)
-                    ),
+                    ).withFlags("defStart"),
                     new DestroyUnitsObjective(2).withFlags("defDone")
                 );
             };