diff --git a/src/main/java/io/github/itzispyder/ogredupealias/OgreDupeAlias.java b/src/main/java/io/github/itzispyder/ogredupealias/OgreDupeAlias.java
index 7ef6a75..01fb3f5 100644
--- a/src/main/java/io/github/itzispyder/ogredupealias/OgreDupeAlias.java
+++ b/src/main/java/io/github/itzispyder/ogredupealias/OgreDupeAlias.java
@@ -1,6 +1,7 @@
 package io.github.itzispyder.ogredupealias;
 
 import io.github.itzispyder.ogredupealias.commands.commands.ConfigCommand;
+import io.github.itzispyder.ogredupealias.data.Config;
 import org.bukkit.Bukkit;
 import org.bukkit.plugin.PluginManager;
 import org.bukkit.plugin.java.JavaPlugin;
@@ -13,7 +14,6 @@ public final class OgreDupeAlias extends JavaPlugin {
     public static final PluginManager pm = Bukkit.getPluginManager();
     public static final BukkitScheduler sch = Bukkit.getScheduler();
     public static final Logger log = Bukkit.getLogger();
-    public static final String prefix = "";
     public static OgreDupeAlias instance;
 
     @Override
@@ -41,4 +41,8 @@ public final class OgreDupeAlias extends JavaPlugin {
         this.getConfig().options().copyDefaults();
         this.saveDefaultConfig();
     }
+
+    public static String prefix() {
+        return Config.Plugin.prefix();
+    }
 }
diff --git a/src/main/java/io/github/itzispyder/ogredupealias/commands/commands/ConfigCommand.java b/src/main/java/io/github/itzispyder/ogredupealias/commands/commands/ConfigCommand.java
index 3b7e217..39ff77a 100644
--- a/src/main/java/io/github/itzispyder/ogredupealias/commands/commands/ConfigCommand.java
+++ b/src/main/java/io/github/itzispyder/ogredupealias/commands/commands/ConfigCommand.java
@@ -1,17 +1,21 @@
 package io.github.itzispyder.ogredupealias.commands.commands;
 
 import io.github.itzispyder.ogredupealias.commands.CmdExHandler;
-import io.github.itzispyder.ogredupealias.commands.TabComplBuilder;
 import io.github.itzispyder.ogredupealias.data.Config;
 import io.github.itzispyder.ogredupealias.data.ConfigDataType;
 import io.github.itzispyder.ogredupealias.utils.ArrayUtils;
+import io.github.itzispyder.ogredupealias.utils.Text;
+import org.bukkit.Bukkit;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandSender;
 import org.bukkit.command.TabExecutor;
+import org.bukkit.configuration.file.FileConfiguration;
 
-import java.util.Arrays;
+import java.util.ArrayList;
 import java.util.List;
 
+import static io.github.itzispyder.ogredupealias.OgreDupeAlias.prefix;
+
 public class ConfigCommand implements TabExecutor {
 
     @Override
@@ -22,13 +26,17 @@ public class ConfigCommand implements TabExecutor {
 
             switch (args[0]) {
                 case "set" -> {
-                    String value = args[3];
-                    Config.get().set(path,ConfigDataType.parse(value,type));
-                    Config.save();
-                    sender.sendMessage("'" + path + "' has updated: \n" + ConfigDataType.parse(value,type));
+                    List<String> bd = new ArrayList<>();
+                    for (int i = 3; i < args.length; i ++) bd.add(args[i]);
+                    String value = Text.color(String.join(" ",bd));
+
+                    FileConfiguration config = Config.get();
+                    config.set(path,ConfigDataType.parse(value,type));
+                    Config.save(config);
+                    sender.sendMessage(Text.builder("&3Config path '&b" + path + "&3' has updated: \n&3Value: &7" + ConfigDataType.parse(value,type)).color().prefix().build());
                 }
                 case "get" -> {
-                    sender.sendMessage("'" + path + "' has the following data: \n" + ConfigDataType.parseConfig(path,type));
+                    sender.sendMessage(Text.builder("&3Config path '&b" + path + "&3' has the following data: \n&3Value: &7" + ConfigDataType.parseConfig(path,type)).color().prefix().build());
                 }
             }
         }
@@ -41,16 +49,44 @@ public class ConfigCommand implements TabExecutor {
 
     @Override
     public List<String> onTabComplete(CommandSender sender, Command command, String alias, String[] args) {
-        return new TabComplBuilder(sender, command, alias, args)
-                .add(1, new String[] {
-                        "set",
-                        "get"
-                })
-                .add(2, Config.getSections())
-                .add(3, ArrayUtils.toNewList(ConfigDataType.values(), type -> type.name().toLowerCase()))
-                .add(4, new String[] {
-                        "<value>"
-                },args[0].equals("set"))
-                .build();
+        List<String> list = new ArrayList<>();
+
+        switch (args.length) {
+            case 1 -> {
+                list.add("get");
+                list.add("set");
+            }
+            case 2 -> {
+                list.addAll(Config.getSections());
+            }
+            case 3 -> {
+                list.addAll(ArrayUtils.toNewList(ConfigDataType.values(), type -> type.name().toLowerCase()));
+            }
+            case 4 -> {
+                switch (args[0]) {
+                    case "set" -> {
+                        switch (args[2]) {
+                            case "location" -> {
+                                if (!args[3].contains(",")) list.addAll(ArrayUtils.toNewList(Bukkit.getWorlds(),w -> w.getName() + ","));
+                                else if (args[3].charAt(args[3].length() - 1) != ',' && args[3].split(",").length <= 3) {
+                                    list.add(args[3] + ",");
+                                }
+                            }
+                            case "byte[]", "string[]" -> {
+                                if (args[3].length() >= 1 && args[3].charAt(args[3].length() - 1) != ',') {
+                                    list.add(args[3] + ",");
+                                }
+                            }
+                            default -> {
+                                list.add("<value>");
+                            }
+                        }
+                    }
+                }
+            }
+        }
+
+        list.removeIf(s -> !s.toLowerCase().contains(args[args.length - 1].toLowerCase()));
+        return list;
     }
 }
diff --git a/src/main/java/io/github/itzispyder/ogredupealias/data/Config.java b/src/main/java/io/github/itzispyder/ogredupealias/data/Config.java
index c78fc93..318cdeb 100644
--- a/src/main/java/io/github/itzispyder/ogredupealias/data/Config.java
+++ b/src/main/java/io/github/itzispyder/ogredupealias/data/Config.java
@@ -1,5 +1,6 @@
 package io.github.itzispyder.ogredupealias.data;
 
+import io.github.itzispyder.ogredupealias.utils.Text;
 import org.bukkit.configuration.ConfigurationSection;
 import org.bukkit.configuration.file.FileConfiguration;
 import org.bukkit.configuration.file.YamlConfiguration;
@@ -17,14 +18,15 @@ public abstract class Config {
 
     public static final File DATA_FOLDER = instance.getDataFolder();
     public static final File CONFIG_FILE = new File(DATA_FOLDER,"config.yml");
+    public static final String path = "config.";
 
     public static FileConfiguration get() {
         return YamlConfiguration.loadConfiguration(CONFIG_FILE);
     }
 
-    public static void save() {
+    public static void save(FileConfiguration config) {
         try {
-            get().save(CONFIG_FILE);
+            config.save(CONFIG_FILE);
         }
         catch (Exception ex) {
             log.warning("unable to save plugin config!");
@@ -37,4 +39,11 @@ public abstract class Config {
         List<String> sections = new ArrayList<>(keys);
         return sections;
     }
+
+    public static class Plugin {
+        private static final String path = "config.plugin.";
+        public static String prefix() {
+            return get().getString(path + "prefix") != null ? get().getString(path + "prefix") : Text.color("&7[&5Ogre&3Dupe&7] &r");
+        }
+    }
 }
diff --git a/src/main/java/io/github/itzispyder/ogredupealias/data/ConfigDataType.java b/src/main/java/io/github/itzispyder/ogredupealias/data/ConfigDataType.java
index cf1ec05..ec66171 100644
--- a/src/main/java/io/github/itzispyder/ogredupealias/data/ConfigDataType.java
+++ b/src/main/java/io/github/itzispyder/ogredupealias/data/ConfigDataType.java
@@ -1,6 +1,8 @@
 package io.github.itzispyder.ogredupealias.data;
 
+import org.bukkit.Bukkit;
 import org.bukkit.Location;
+import org.bukkit.World;
 
 import java.util.ArrayList;
 import java.util.HashSet;
@@ -20,8 +22,9 @@ public class ConfigDataType<T> {
     public static final ConfigDataType<Short> SHORT = register(Short.class);
     public static final ConfigDataType<Byte> BYTE = register(Byte.class);
     public static final ConfigDataType<Location> LOCATION = register(Location.class);
-    public static final ConfigDataType<String[]> STRING_ARRAY = register(String[].class);
-    public static final ConfigDataType<Byte[]> BYTE_ARRAY = register(Byte[].class);
+    public static final ConfigDataType<String[]> STRING_LIST = register(String[].class);
+    public static final ConfigDataType<Byte[]> BYTE_LIST = register(Byte[].class);
+    public static final ConfigDataType<Null> NULL = register(Null.class);
 
     private static <T> ConfigDataType<T> register(Class<T> type) {
         ConfigDataType<T> dataType = new ConfigDataType<>(type);
@@ -72,15 +75,26 @@ public class ConfigDataType<T> {
             case "SHORT" -> returnable = Short.parseShort(value);
             case "LONG" -> returnable = Long.parseLong(value);
             case "BYTE" -> returnable = Byte.parseByte(value);
-            case "STRING_ARRAY" -> {
+            case "STRING[]" -> {
                 List<String> list = new ArrayList<>();
                 for (String s : value.split(",")) list.add(s);
-                returnable = list.toArray(new String[0]);
+                returnable = list;
             }
-            case "BYTE_ARRAY" -> {
+            case "BYTE[]" -> {
                 List<Byte> list = new ArrayList<>();
                 for (String s : value.split(",")) list.add(Byte.parseByte(s));
-                returnable = list.toArray(new Byte[0]);
+                returnable = list;
+            }
+            case "LOCATION" -> {
+                String[] parts = value.split(",");
+                World world = Bukkit.getWorld(parts[0]);
+                double x = Double.parseDouble(parts[1]);
+                double y = Double.parseDouble(parts[2]);
+                double z = Double.parseDouble(parts[3]);
+                returnable = new Location(world,x,y,z);
+            }
+            case "NULL" -> {
+                returnable = null;
             }
             default -> returnable = new Object();
         }
diff --git a/src/main/java/io/github/itzispyder/ogredupealias/data/Null.java b/src/main/java/io/github/itzispyder/ogredupealias/data/Null.java
new file mode 100644
index 0000000..134ef93
--- /dev/null
+++ b/src/main/java/io/github/itzispyder/ogredupealias/data/Null.java
@@ -0,0 +1,6 @@
+package io.github.itzispyder.ogredupealias.data;
+
+public class Null {
+
+    public static final Null NULL = null;
+}
diff --git a/src/main/java/io/github/itzispyder/ogredupealias/utils/Text.java b/src/main/java/io/github/itzispyder/ogredupealias/utils/Text.java
index ad9d7ad..d039ef0 100644
--- a/src/main/java/io/github/itzispyder/ogredupealias/utils/Text.java
+++ b/src/main/java/io/github/itzispyder/ogredupealias/utils/Text.java
@@ -32,7 +32,7 @@ public class Text {
     }
 
     public static String prefixed(String s) {
-        return prefix + s;
+        return prefix() + s;
     }
 
     public static TextBuilder builder(String s) {