diff --git a/core/src/mindustry/content/Bullets.java b/core/src/mindustry/content/Bullets.java
index ff8e820cbb..333af3f681 100644
--- a/core/src/mindustry/content/Bullets.java
+++ b/core/src/mindustry/content/Bullets.java
@@ -476,60 +476,15 @@ public class Bullets implements ContentList{
             drawSize = 400f;
         }};
 
-        meltdownLaser = new BulletType(0.001f, 70){
-            Color tmpColor = new Color();
-            Color[] colors = {Color.valueOf("ec745855"), Color.valueOf("ec7458aa"), Color.valueOf("ff9c5a"), Color.white};
-            float[] tscales = {1f, 0.7f, 0.5f, 0.2f};
-            float[] strokes = {2f, 1.5f, 1f, 0.3f};
-            float[] lenscales = {1f, 1.12f, 1.15f, 1.17f};
-            float length = 220f;
+        meltdownLaser = new ContinuousLaserBulletType(70){{
+            length = 220f;
+            hitEffect = Fx.hitMeltdown;
+            drawSize = 420f;
 
-            {
-                hitEffect = Fx.hitMeltdown;
-                despawnEffect = Fx.none;
-                hitSize = 4;
-                drawSize = 420f;
-                lifetime = 16f;
-                pierce = true;
-                hittable = false;
-            }
-
-            @Override
-            public void update(Bulletc b){
-                if(b.timer(1, 5f)){
-                    Damage.collideLine(b, b.team(), hitEffect, b.x(), b.y(), b.rotation(), length, true);
-                }
-                Effects.shake(1f, 1f, b.x(), b.y());
-            }
-
-            @Override
-            public void hit(Bulletc b, float hitx, float hity){
-                hitEffect.at(hitx, hity, colors[2]);
-                if(Mathf.chance(0.4)){
-                    Fires.create(world.tileWorld(hitx + Mathf.range(5f), hity + Mathf.range(5f)));
-                }
-            }
-
-            @Override
-            public void draw(Bulletc b){
-                float baseLen = (length) * b.fout();
-
-                Lines.lineAngle(b.x(), b.y(), b.rotation(), baseLen);
-                for(int s = 0; s < colors.length; s++){
-                    Draw.color(tmpColor.set(colors[s]).mul(1f + Mathf.absin(Time.time(), 1f, 0.1f)));
-                    for(int i = 0; i < tscales.length; i++){
-                        Tmp.v1.trns(b.rotation() + 180f, (lenscales[i] - 1f) * 35f);
-                        Lines.stroke((9f + Mathf.absin(Time.time(), 0.8f, 1.5f)) * b.fout() * strokes[s] * tscales[i]);
-                        Lines.lineAngle(b.x() + Tmp.v1.x, b.y() + Tmp.v1.y, b.rotation(), baseLen * lenscales[i], CapStyle.none);
-                    }
-                }
-
-                Tmp.v1.trns(b.rotation(), baseLen * 1.1f);
-
-                Drawf.light(b.x(), b.y(), b.x() + Tmp.v1.x, b.y() + Tmp.v1.y, 40, Color.orange, 0.7f);
-                Draw.reset();
-            }
-        };
+            incendChance = 0.4f;
+            incendSpread = 5f;
+            incendAmount = 1;
+        }};
 
         waterShot = new LiquidBulletType(Liquids.water){{
             knockback = 0.7f;
diff --git a/core/src/mindustry/entities/bullet/BulletType.java b/core/src/mindustry/entities/bullet/BulletType.java
index 6b53d64e3a..9feb508eca 100644
--- a/core/src/mindustry/entities/bullet/BulletType.java
+++ b/core/src/mindustry/entities/bullet/BulletType.java
@@ -1,6 +1,7 @@
 package mindustry.entities.bullet;
 
 import arc.audio.*;
+import arc.graphics.*;
 import arc.math.*;
 import arc.util.ArcAnnotate.*;
 import arc.util.*;
@@ -74,6 +75,7 @@ public abstract class BulletType extends Content{
     public int fragBullets = 9;
     public float fragVelocityMin = 0.2f, fragVelocityMax = 1f;
     public BulletType fragBullet = null;
+    public Color hitColor = Color.white;
 
     /** Use a negative value to disable splash damage. */
     public float splashDamageRadius = -1f;
@@ -119,7 +121,7 @@ public abstract class BulletType extends Content{
     }
 
     public void hit(Bulletc b, float x, float y){
-        hitEffect.at(x, y, b.rotation());
+        hitEffect.at(x, y, b.rotation(), hitColor);
         hitSound.at(b);
 
         Effects.shake(hitShake, hitShake, b);
diff --git a/core/src/mindustry/entities/bullet/ContinuousLaserBulletType.java b/core/src/mindustry/entities/bullet/ContinuousLaserBulletType.java
new file mode 100644
index 0000000000..5332453b78
--- /dev/null
+++ b/core/src/mindustry/entities/bullet/ContinuousLaserBulletType.java
@@ -0,0 +1,85 @@
+package mindustry.entities.bullet;
+
+import arc.graphics.*;
+import arc.graphics.g2d.*;
+import arc.math.*;
+import arc.util.*;
+import mindustry.content.*;
+import mindustry.entities.*;
+import mindustry.gen.*;
+import mindustry.graphics.*;
+
+public class ContinuousLaserBulletType extends BulletType{
+    public float length = 220f;
+    public float shake = 1f;
+    public Color[] colors = {Color.valueOf("ec745855"), Color.valueOf("ec7458aa"), Color.valueOf("ff9c5a"), Color.white};
+    public float[] tscales = {1f, 0.7f, 0.5f, 0.2f};
+    public float[] strokes = {2f, 1.5f, 1f, 0.3f};
+    public float[] lenscales = {1f, 1.12f, 1.15f, 1.17f};
+
+    public ContinuousLaserBulletType(float damage){
+        super(0.001f, damage);
+
+        hitEffect = Fx.hitMeltdown;
+        despawnEffect = Fx.none;
+        hitSize = 4;
+        drawSize = 420f;
+        lifetime = 16f;
+        pierce = true;
+        hittable = false;
+        hitColor = colors[2];
+    }
+
+    protected ContinuousLaserBulletType(){
+        this(0);
+    }
+
+    @Override
+    public float range(){
+        return length;
+    }
+
+    @Override
+    public void update(Bulletc b){
+        //TODO possible laser absorption from blocks
+
+        //damage every 5 ticks
+        if(b.timer(1, 5f)){
+            Damage.collideLine(b, b.team(), hitEffect, b.x(), b.y(), b.rotation(), length, true);
+        }
+
+        if(shake > 0){
+            Effects.shake(shake, shake, b);
+        }
+    }
+
+    /*
+    @Override
+    public void hit(Bulletc b, float hitx, float hity){
+        hitEffect.at(hitx, hity, colors[2]);
+        if(Mathf.chance(0.4)){
+            Fires.create(world.tileWorld(hitx + Mathf.range(5f), hity + Mathf.range(5f)));
+        }
+    }*/
+
+    @Override
+    public void draw(Bulletc b){
+        float baseLen = length * b.fout();
+
+        Lines.lineAngle(b.x(), b.y(), b.rotation(), baseLen);
+        for(int s = 0; s < colors.length; s++){
+            Draw.color(Tmp.c1.set(colors[s]).mul(1f + Mathf.absin(Time.time(), 1f, 0.1f)));
+            for(int i = 0; i < tscales.length; i++){
+                Tmp.v1.trns(b.rotation() + 180f, (lenscales[i] - 1f) * 35f);
+                Lines.stroke((9f + Mathf.absin(Time.time(), 0.8f, 1.5f)) * b.fout() * strokes[s] * tscales[i]);
+                Lines.lineAngle(b.x() + Tmp.v1.x, b.y() + Tmp.v1.y, b.rotation(), baseLen * lenscales[i], CapStyle.none);
+            }
+        }
+
+        Tmp.v1.trns(b.rotation(), baseLen * 1.1f);
+
+        Drawf.light(b.x(), b.y(), b.x() + Tmp.v1.x, b.y() + Tmp.v1.y, 40, Color.orange, 0.7f);
+        Draw.reset();
+    }
+
+}
diff --git a/core/src/mindustry/world/blocks/defense/turrets/LaserTurret.java b/core/src/mindustry/world/blocks/defense/turrets/LaserTurret.java
index 3abe53bcf3..9cb5992bdb 100644
--- a/core/src/mindustry/world/blocks/defense/turrets/LaserTurret.java
+++ b/core/src/mindustry/world/blocks/defense/turrets/LaserTurret.java
@@ -44,6 +44,11 @@ public class LaserTurret extends PowerTurret{
         Bulletc bullet;
         float bulletLife;
 
+        @Override
+        protected void updateCooling(){
+            //do nothing, cooling is irrelevant here
+        }
+
         @Override
         public void updateTile(){
             super.updateTile();
diff --git a/core/src/mindustry/world/blocks/distribution/PayloadConveyor.java b/core/src/mindustry/world/blocks/distribution/PayloadConveyor.java
index cc91fda1d1..a090f0e286 100644
--- a/core/src/mindustry/world/blocks/distribution/PayloadConveyor.java
+++ b/core/src/mindustry/world/blocks/distribution/PayloadConveyor.java
@@ -174,7 +174,7 @@ public class PayloadConveyor extends Block{
         @Override
         public boolean acceptPayload(Tilec source, Payload payload){
             //accepting payloads from units isn't supported
-            return this.item == null && progress <= 5f && source != this;
+            return this.item == null && progress <= 5f && source != this && payload.fits();
         }
 
         @Override
diff --git a/core/src/mindustry/world/blocks/payloads/BlockPayload.java b/core/src/mindustry/world/blocks/payloads/BlockPayload.java
index 3824a90742..f9d72b4e1a 100644
--- a/core/src/mindustry/world/blocks/payloads/BlockPayload.java
+++ b/core/src/mindustry/world/blocks/payloads/BlockPayload.java
@@ -33,6 +33,11 @@ public class BlockPayload implements Payload{
         tile.setBlock(entity.block(), entity.team(), rotation, () -> entity);
     }
 
+    @Override
+    public boolean fits(){
+        return entity.block().size < 3;
+    }
+
     @Override
     public void write(Writes write){
         write.b(payloadBlock);
diff --git a/core/src/mindustry/world/blocks/payloads/Payload.java b/core/src/mindustry/world/blocks/payloads/Payload.java
index 02acf2cb09..49be536fd4 100644
--- a/core/src/mindustry/world/blocks/payloads/Payload.java
+++ b/core/src/mindustry/world/blocks/payloads/Payload.java
@@ -22,6 +22,11 @@ public interface Payload{
         return false;
     }
 
+    /** @return whether this payload fits on a standard 3x3 conveyor. */
+    default boolean fits(){
+        return true;
+    }
+
     /** writes the payload for saving. */
     void write(Writes write);
 
diff --git a/core/src/mindustry/world/blocks/payloads/UnitPayload.java b/core/src/mindustry/world/blocks/payloads/UnitPayload.java
index f480e2f852..fe81f4934a 100644
--- a/core/src/mindustry/world/blocks/payloads/UnitPayload.java
+++ b/core/src/mindustry/world/blocks/payloads/UnitPayload.java
@@ -15,6 +15,11 @@ public class UnitPayload implements Payload{
         this.unit = unit;
     }
 
+    @Override
+    public boolean fits(){
+        return unit.hitSize() <= 16f;
+    }
+
     @Override
     public void write(Writes write){
         write.b(payloadUnit);