diff --git a/src/engine/parsers/objects/CObjectTemplate.java b/src/engine/parsers/objects/CObjectTemplate.java
new file mode 100644
index 00000000..d19e4d5e
--- /dev/null
+++ b/src/engine/parsers/objects/CObjectTemplate.java
@@ -0,0 +1,15 @@
+//  • ▌ ▄ ·.  ▄▄▄·  ▄▄ • ▪   ▄▄· ▄▄▄▄·  ▄▄▄·  ▐▄▄▄  ▄▄▄ .
+//  ·██ ▐███▪▐█ ▀█ ▐█ ▀ ▪██ ▐█ ▌▪▐█ ▀█▪▐█ ▀█ •█▌ ▐█▐▌·
+//  ▐█ ▌▐▌▐█·▄█▀▀█ ▄█ ▀█▄▐█·██ ▄▄▐█▀▀█▄▄█▀▀█ ▐█▐ ▐▌▐▀▀▀
+//  ██ ██▌▐█▌▐█ ▪▐▌▐█▄▪▐█▐█▌▐███▌██▄▪▐█▐█ ▪▐▌██▐ █▌▐█▄▄▌
+//  ▀▀  █▪▀▀▀ ▀  ▀ ·▀▀▀▀ ▀▀▀·▀▀▀ ·▀▀▀▀  ▀  ▀ ▀▀  █▪ ▀▀▀
+//      Magicbane Emulator Project © 2013 - 2026
+//                https://www.magicbane.com
+
+package engine.parsers.objects;
+
+// Common type for ITEM, DEED and RUNE cache templates, which share one id space.
+// Shared obj_/combat_/item_ getters arrive with JSON-Refactor-Plan Task 1.1.
+
+public interface CObjectTemplate {
+}
diff --git a/src/engine/parsers/objects/DeedTemplate.java b/src/engine/parsers/objects/DeedTemplate.java
index f5202544..60e70e58 100644
--- a/src/engine/parsers/objects/DeedTemplate.java
+++ b/src/engine/parsers/objects/DeedTemplate.java
@@ -27,7 +27,7 @@ import java.util.LinkedHashMap;
 //
 // Read only once loaded.
 
-public class DeedTemplate {
+public class DeedTemplate implements CObjectTemplate {
 
     public static HashMap<Integer, DeedTemplate> _deeds = new HashMap<>();
 
diff --git a/src/engine/parsers/objects/ItemTemplate.java b/src/engine/parsers/objects/ItemTemplate.java
index 5207bf96..598ee707 100644
--- a/src/engine/parsers/objects/ItemTemplate.java
+++ b/src/engine/parsers/objects/ItemTemplate.java
@@ -29,7 +29,7 @@ import java.util.LinkedHashMap;
 // Not to be confused with engine.objects.ItemTemplate, which is loaded
 // from the database. Read only once loaded.
 
-public class ItemTemplate {
+public class ItemTemplate implements CObjectTemplate {
 
     public static HashMap<Integer, ItemTemplate> _items = new HashMap<>();
 
diff --git a/src/engine/parsers/objects/RuneTemplate.java b/src/engine/parsers/objects/RuneTemplate.java
index ab3481a9..7b09b2da 100644
--- a/src/engine/parsers/objects/RuneTemplate.java
+++ b/src/engine/parsers/objects/RuneTemplate.java
@@ -30,7 +30,7 @@ import java.util.LinkedHashMap;
 //
 // Read only once loaded.
 
-public class RuneTemplate {
+public class RuneTemplate implements CObjectTemplate {
 
     public static HashMap<Integer, RuneTemplate> _runes = new HashMap<>();