One like shield check.

src/engine/objects/ItemTemplate.java

@@ -470,8 +470,7 @@ public class ItemTemplate {
 
     public static boolean isShield(Item item) {
 
-        if (item.template.item_type.equals(Enum.ItemType.ARMOR) &&
+        if (item.template.item_skill_required.containsKey("Block"))
-                item.template.item_eq_slots_and.contains(Enum.EquipSlotType.LHELD))
             return true;
 
         return false;
@@ -479,8 +478,7 @@ public class ItemTemplate {
 
     public static boolean isShield(ItemTemplate template) {
 
-        if (template.item_type.equals(Enum.ItemType.ARMOR) &&
+        if (template.item_skill_required.containsKey("Block"))
-                template.item_eq_slots_and.contains(Enum.EquipSlotType.LHELD))
             return true;
 
         return false;