diff --git a/MMOCore-API/src/main/java/net/Indyuce/mmocore/gui/SkillList.java b/MMOCore-API/src/main/java/net/Indyuce/mmocore/gui/SkillList.java
index 612be472..7fb8041f 100644
--- a/MMOCore-API/src/main/java/net/Indyuce/mmocore/gui/SkillList.java
+++ b/MMOCore-API/src/main/java/net/Indyuce/mmocore/gui/SkillList.java
@@ -172,12 +172,17 @@ public class SkillList extends EditableInventory {
 
     public class SlotItem extends InventoryItem<SkillViewerInventory> {
         private final String none;
-        private final int emptyCMD;
+        @Nullable
+        private final Material filledItem;
+        private final int filledCMD;
 
         public SlotItem(ConfigurationSection config) {
             super(config);
             none = MythicLib.plugin.parseColors(config.getString("no-skill"));
-            emptyCMD = config.getInt("empty-custom-model-data", getModelData());
+
+            filledItem = config.contains("filled-item") ? Material
+                    .valueOf(config.getString("filled-item").toUpperCase().replace("-", "_").replace(" ", "_")) : null;
+            filledCMD = config.getInt("filled-custom-model-data", getModelData());
         }
 
         @Override
@@ -187,13 +192,21 @@ public class SkillList extends EditableInventory {
                 return new ItemStack(Material.AIR);
 
             final @Nullable ClassSkill boundSkill = inv.getPlayerData().getBoundSkill(n + 1);
-            final ItemStack item = super.display(inv, n);
+            ItemStack item;
+            if (boundSkill == null)
+                item = super.display(inv, n);
+            else if (filledItem == null)
+                item = boundSkill.getSkill().getIcon();
+            else {
+                item = new ItemStack(filledItem);
+                if (MythicLib.plugin.getVersion().isStrictlyHigher(1, 13)) {
+                    ItemMeta meta = item.getItemMeta();
+                    meta.setCustomModelData(filledCMD);
+                    item.setItemMeta(meta);
+                }
+            }
             Placeholders holders = getPlaceholders(inv, n);
 
-            // Same material as skill
-            if (boundSkill != null)
-                item.setType(boundSkill.getSkill().getIcon().getType());
-
             final ItemMeta meta = item.getItemMeta();
             meta.setDisplayName(MMOCore.plugin.placeholderParser.parse(inv.getPlayerData().getPlayer(), skillSlot.getName()));
 
@@ -217,9 +230,6 @@ public class SkillList extends EditableInventory {
             for (int j = 0; j < lore.size(); j++)
                 lore.set(j, ChatColor.GRAY + holders.apply(inv.getPlayer(), lore.get(j)));
             meta.setLore(lore);
-            // Same CMD as skill icon
-            if (boundSkill != null && boundSkill.getSkill().getIcon().hasItemMeta() && boundSkill.getSkill().getIcon().getItemMeta().hasCustomModelData())
-                meta.setCustomModelData(boundSkill.getSkill().getIcon().getItemMeta().getCustomModelData());
 
             item.setItemMeta(meta);
             return item;
diff --git a/MMOCore-Dist/src/main/resources/default/gui/skill-list.yml b/MMOCore-Dist/src/main/resources/default/gui/skill-list.yml
index c2d561c3..c0ff1983 100644
--- a/MMOCore-Dist/src/main/resources/default/gui/skill-list.yml
+++ b/MMOCore-Dist/src/main/resources/default/gui/skill-list.yml
@@ -7,7 +7,7 @@ slots: 54
 
 items:
   skill:
-    slots: [ 10,11,12,19,20,21,28,29,30,37,38,39]
+    slots: [ 10,11,12,19,20,21,28,29,30,37,38,39 ]
 
     function: skill
     name: '&a{skill} &6[{level}]'
@@ -34,7 +34,7 @@ items:
     lore: { }
 
   reallocate:
-    slots: [45]
+    slots: [ 45 ]
     function: reallocation
     item: CAULDRON
     name: '&aReallocate Skill Points'
@@ -53,6 +53,11 @@ items:
 
     name: '&aSkill Slot {slot}'
     no-skill: '&cNone'
+
+    #If this is filled, the item shown in the GUI when a slot is filled will be the item specified here.
+    #Else it will be the display item of the bound skill.
+    #filled-item:
+    #filled-custom-model-data:
     lore:
       - '&7Current Skill: &6{skill}'
       - ''