diff --git a/core/src/mindustry/content/SerpuloTechTree.java b/core/src/mindustry/content/SerpuloTechTree.java
index 6b7ab42668..e6efb47eca 100644
--- a/core/src/mindustry/content/SerpuloTechTree.java
+++ b/core/src/mindustry/content/SerpuloTechTree.java
@@ -2,6 +2,7 @@ package mindustry.content;
 
 import arc.struct.*;
 import mindustry.game.Objectives.*;
+import mindustry.type.*;
 
 import static mindustry.content.Blocks.*;
 import static mindustry.content.SectorPresets.craters;
@@ -359,7 +360,8 @@ public class SerpuloTechTree{
                         });
                     });
 
-                    node(crawler, () -> {
+                    //override research requirements to have graphite, not coal
+                    node(crawler, ItemStack.with(Items.silicon, 400, Items.graphite, 400), () -> {
                         node(atrax, () -> {
                             node(spiroct, () -> {
                                 node(arkyid, () -> {
diff --git a/core/src/mindustry/content/UnitTypes.java b/core/src/mindustry/content/UnitTypes.java
index ab6b1942f2..1a68d3ce6f 100644
--- a/core/src/mindustry/content/UnitTypes.java
+++ b/core/src/mindustry/content/UnitTypes.java
@@ -1912,7 +1912,7 @@ public class UnitTypes{
                     trailWidth = 3f;
                     trailLength = 8;
 
-                    splashDamage = 33f;
+                    splashDamage = 36f;
                     splashDamageRadius = 32f;
                 }};
             }});
diff --git a/core/src/mindustry/mod/Scripts.java b/core/src/mindustry/mod/Scripts.java
index 6334d2491f..3ba21c03b3 100644
--- a/core/src/mindustry/mod/Scripts.java
+++ b/core/src/mindustry/mod/Scripts.java
@@ -12,6 +12,7 @@ import rhino.module.provider.*;
 
 import java.io.*;
 import java.net.*;
+import java.util.*;
 import java.util.regex.*;
 
 public class Scripts implements Disposable{
@@ -46,7 +47,18 @@ public class Scripts implements Disposable{
             Object o = context.evaluateString(scope, text, "console.js", 1);
             if(o instanceof NativeJavaObject n) o = n.unwrap();
             if(o == null) o = "null";
+
             else if(o instanceof Undefined) o = "undefined";
+
+            else if(o instanceof Object[] arr) o = Arrays.toString(arr);
+            else if(o instanceof int[] arr) o = Arrays.toString(arr);
+            else if(o instanceof float[] arr) o = Arrays.toString(arr);
+            else if(o instanceof byte[] arr) o = Arrays.toString(arr);
+            else if(o instanceof double[] arr) o = Arrays.toString(arr);
+            else if(o instanceof long[] arr) o = Arrays.toString(arr);
+            else if(o instanceof char[] arr) o = Arrays.toString(arr);
+            else if(o instanceof boolean[] arr) o = Arrays.toString(arr);
+
             var out = o.toString();
             return out == null ? "null" : out;
         }catch(Throwable t){
diff --git a/core/src/mindustry/type/ItemStack.java b/core/src/mindustry/type/ItemStack.java
index 1da2c72231..a0e0f4c587 100644
--- a/core/src/mindustry/type/ItemStack.java
+++ b/core/src/mindustry/type/ItemStack.java
@@ -80,9 +80,6 @@ public class ItemStack implements Comparable<ItemStack>{
 
     @Override
     public String toString(){
-        return "ItemStack{" +
-        "item=" + item +
-        ", amount=" + amount +
-        '}';
+        return item + ": " + amount;
     }
 }