diff --git a/core/assets/maps/hidden-serpulo/116.msav b/core/assets/maps/hidden-serpulo/116.msav
index 77a1f84db2..d1a087c4f4 100644
Binary files a/core/assets/maps/hidden-serpulo/116.msav and b/core/assets/maps/hidden-serpulo/116.msav differ
diff --git a/core/src/mindustry/core/Logic.java b/core/src/mindustry/core/Logic.java
index 3185bc131a..08a33cbc6c 100644
--- a/core/src/mindustry/core/Logic.java
+++ b/core/src/mindustry/core/Logic.java
@@ -134,6 +134,7 @@ public class Logic implements ApplicationListener{
                 //enable building AI on campaign unless the preset disables it
 
                 state.rules.coreIncinerates = true;
+                state.rules.infiniteResources = false;
                 state.rules.allowEditRules = false;
                 state.rules.allowEditWorldProcessors = false;
                 state.rules.waveTeam.rules().infiniteResources = true;
diff --git a/core/src/mindustry/entities/abilities/ShieldArcAbility.java b/core/src/mindustry/entities/abilities/ShieldArcAbility.java
index 21974c3330..a044466d27 100644
--- a/core/src/mindustry/entities/abilities/ShieldArcAbility.java
+++ b/core/src/mindustry/entities/abilities/ShieldArcAbility.java
@@ -49,7 +49,7 @@ public class ShieldArcAbility extends Ability{
                 b.absorb();
                 Fx.absorb.at(b);
             }
-            
+
             // break shield
             if(paramField.data <= b.damage()){
                 paramField.data -= paramField.cooldown * paramField.regen;
@@ -69,7 +69,7 @@ public class ShieldArcAbility extends Ability{
             !(unit.within(paramPos, paramField.radius - paramField.width) && paramPos.within(unit.x - unit.deltaX, unit.y - unit.deltaY, paramField.radius - paramField.width)) &&
             (Tmp.v1.set(unit).add(unit.deltaX, unit.deltaY).within(paramPos, paramField.radius + paramField.width) || unit.within(paramPos, paramField.radius + paramField.width)) &&
             (Angles.within(paramPos.angleTo(unit), paramUnit.rotation + paramField.angleOffset, paramField.angle / 2f) || Angles.within(paramPos.angleTo(unit.x + unit.deltaX, unit.y + unit.deltaY), paramUnit.rotation + paramField.angleOffset, paramField.angle / 2f))){
-                
+
             if(unit.isMissile() && unit.killable() && paramField.missileUnitMultiplier >= 0f){
 
                 unit.remove();
@@ -77,17 +77,17 @@ public class ShieldArcAbility extends Ability{
                 unit.type.deathExplosionEffect.at(unit);
                 Fx.absorb.at(unit);
                 Fx.circleColorSpark.at(unit.x, unit.y,paramUnit.team.color);
-                
+
                 // consider missile hp and gamerule to damage the shield
                 paramField.data -= unit.health() * paramField.missileUnitMultiplier * Vars.state.rules.unitDamage(unit.team);
                 paramField.alpha = 1f;
 
-            }else{
+            }else if(paramField.pushUnits && !(!unit.isFlying() && paramUnit.isFlying())){
 
                 float reach = paramField.radius + paramField.width;
                 float overlapDst = reach - unit.dst(paramPos.x,paramPos.y);
 
-                if(overlapDst>0){
+                if(overlapDst > 0){
                     //stop
                     unit.vel.setZero();
                     // get out
@@ -132,6 +132,8 @@ public class ShieldArcAbility extends Ability{
     public @Nullable Color color;
     /** If true, sprite position will be influenced by x/y. */
     public boolean offsetRegion = false;
+    /** If true, enemy units are pushed out. */
+    public boolean pushUnits = true;
 
     /** State. */
     protected float widthScale, alpha;
diff --git a/core/src/mindustry/world/blocks/distribution/Junction.java b/core/src/mindustry/world/blocks/distribution/Junction.java
index cadd970ab1..e0d6735be2 100644
--- a/core/src/mindustry/world/blocks/distribution/Junction.java
+++ b/core/src/mindustry/world/blocks/distribution/Junction.java
@@ -21,7 +21,6 @@ public class Junction extends Block{
         underBullets = true;
         group = BlockGroup.transportation;
         unloadable = false;
-        floating = true;
         noUpdateDisabled = true;
     }
 
diff --git a/core/src/mindustry/world/blocks/distribution/StackConveyor.java b/core/src/mindustry/world/blocks/distribution/StackConveyor.java
index 406d44ecdb..2b4ea7ec1e 100644
--- a/core/src/mindustry/world/blocks/distribution/StackConveyor.java
+++ b/core/src/mindustry/world/blocks/distribution/StackConveyor.java
@@ -298,18 +298,16 @@ public class StackConveyor extends Block implements Autotiler{
                 }
             }else{ //transfer
                 if(state != stateLoad || (items.total() >= getMaximumAccepted(lastItem))){
-                    if(front() instanceof StackConveyorBuild e && e.team == team){
-                        if(e.link == -1){
-                            e.items.add(items);
-                            e.lastItem = lastItem;
-                            e.link = tile.pos();
-                            //▲ to | from ▼
-                            link = -1;
-                            items.clear();
+                    if(front() instanceof StackConveyorBuild e && e.team == team && e.link == -1){
+                        e.items.add(items);
+                        e.lastItem = lastItem;
+                        e.link = tile.pos();
+                        //▲ to | from ▼
+                        link = -1;
+                        items.clear();
 
-                            cooldown = recharge;
-                            e.cooldown = 1;
-                        }
+                        cooldown = recharge;
+                        e.cooldown = 1;
                     }
                 }
             }
diff --git a/core/src/mindustry/world/blocks/liquid/LiquidJunction.java b/core/src/mindustry/world/blocks/liquid/LiquidJunction.java
index 399c8a76b1..1e3e93a66b 100644
--- a/core/src/mindustry/world/blocks/liquid/LiquidJunction.java
+++ b/core/src/mindustry/world/blocks/liquid/LiquidJunction.java
@@ -10,6 +10,7 @@ public class LiquidJunction extends LiquidBlock{
 
     public LiquidJunction(String name){
         super(name);
+        floating = true;
     }
 
     @Override
diff --git a/tests/src/test/java/ApplicationTests.java b/tests/src/test/java/ApplicationTests.java
index 58d80462ae..8e95bc9d67 100644
--- a/tests/src/test/java/ApplicationTests.java
+++ b/tests/src/test/java/ApplicationTests.java
@@ -897,6 +897,9 @@ public class ApplicationTests{
                 ObjectSet<Item> resources = new ObjectSet<>();
                 boolean hasSpawnPoint = false;
 
+                assertFalse(state.rules.infiniteResources, "Sector " + zone.name + " must not have infinite resources.");
+                assertFalse(state.rules.allowEditRules, "Sector " + zone.name + " must not have rule editing enabled.");
+
                 for(Tile tile : world.tiles){
                     if(tile.drop() != null){
                         resources.add(tile.drop());