diff --git a/core/assets/maps/fungalPass.msav b/core/assets/maps/fungalPass.msav
index 1e3a26f520..fb364034b5 100644
Binary files a/core/assets/maps/fungalPass.msav and b/core/assets/maps/fungalPass.msav differ
diff --git a/core/assets/maps/nuclearComplex.msav b/core/assets/maps/nuclearComplex.msav
index fe8b36e26a..426ee602b2 100644
Binary files a/core/assets/maps/nuclearComplex.msav and b/core/assets/maps/nuclearComplex.msav differ
diff --git a/core/assets/maps/overgrowth.msav b/core/assets/maps/overgrowth.msav
index b65b8e4818..10f1772579 100644
Binary files a/core/assets/maps/overgrowth.msav and b/core/assets/maps/overgrowth.msav differ
diff --git a/core/assets/maps/tarFields.msav b/core/assets/maps/tarFields.msav
index bf8b306f95..cfd7ef7ae6 100644
Binary files a/core/assets/maps/tarFields.msav and b/core/assets/maps/tarFields.msav differ
diff --git a/core/src/mindustry/content/StatusEffects.java b/core/src/mindustry/content/StatusEffects.java
index b498ccd2c0..0a90a2d6ef 100644
--- a/core/src/mindustry/content/StatusEffects.java
+++ b/core/src/mindustry/content/StatusEffects.java
@@ -151,8 +151,8 @@ public class StatusEffects implements ContentList{
         boss = new StatusEffect("boss"){{
             color = Pal.health;
             permanent = true;
-            damageMultiplier = 2f;
-            healthMultiplier = 2f;
+            damageMultiplier = 1.5f;
+            healthMultiplier = 1.5f;
         }};
 
         shocked = new StatusEffect("shocked"){{
diff --git a/core/src/mindustry/game/Waves.java b/core/src/mindustry/game/Waves.java
index 16d542b393..6f38db509d 100644
--- a/core/src/mindustry/game/Waves.java
+++ b/core/src/mindustry/game/Waves.java
@@ -342,8 +342,10 @@ public class Waves{
         int bossWave = (int)(rand.random(50, 70) * Mathf.lerp(1f, 0.6f, difficulty));
         int bossSpacing = (int)(rand.random(25, 40) * Mathf.lerp(1f, 0.6f, difficulty));
 
+        int bossTier = difficulty < 0.5 ? 4 : 5;
+
         //main boss progression
-        out.add(new SpawnGroup(Structs.random(species)[4]){{
+        out.add(new SpawnGroup(Structs.random(species)[bossTier]){{
             unitAmount = 1;
             begin = bossWave;
             spacing = bossSpacing;
@@ -355,7 +357,7 @@ public class Waves{
         }});
 
         //alt boss progression
-        out.add(new SpawnGroup(Structs.random(species)[4]){{
+        out.add(new SpawnGroup(Structs.random(species)[bossTier]){{
             unitAmount = 1;
             begin = bossWave + rand.random(3, 5) * bossSpacing;
             spacing = bossSpacing;
@@ -369,7 +371,7 @@ public class Waves{
         int finalBossStart = 120 + rand.random(30);
 
         //final boss waves
-        out.add(new SpawnGroup(Structs.random(species)[4]){{
+        out.add(new SpawnGroup(Structs.random(species)[bossTier]){{
             unitAmount = 1;
             begin = finalBossStart;
             spacing = bossSpacing/2;
@@ -381,7 +383,7 @@ public class Waves{
         }});
 
         //final boss waves (alt)
-        out.add(new SpawnGroup(Structs.random(species)[4]){{
+        out.add(new SpawnGroup(Structs.random(species)[bossTier]){{
             unitAmount = 1;
             begin = finalBossStart + 15;
             spacing = bossSpacing/2;