diff --git a/src/CommandHandlers/ElapsedTimeSyncHandler.cs b/src/CommandHandlers/ElapsedTimeSyncHandler.cs
new file mode 100644
index 0000000..04f485b
--- /dev/null
+++ b/src/CommandHandlers/ElapsedTimeSyncHandler.cs
@@ -0,0 +1,20 @@
+using sodoffmmo.Attributes;
+using sodoffmmo.Core;
+using sodoffmmo.Data;
+
+namespace sodoffmmo.CommandHandlers;
+
+[ExtensionCommandHandler("RTM")]
+class ElapsedTimeSyncHandler : CommandHandler {
+    public override Task Handle(Client client, NetworkObject receivedObject) {
+        if (client.Room != null) {
+            NetworkObject cmd = new();
+            NetworkObject obj = new();
+            obj.Add("arr", new string[] { "RTM", "-1", client.Room.ElapsedTime.ElapsedMilliseconds.ToString() });
+            cmd.Add("c", "RTM");
+            cmd.Add("p", obj);
+            client.Send(NetworkObject.WrapObject(1, 13, cmd).Serialize());
+        }
+        return Task.CompletedTask;
+    }
+}
\ No newline at end of file
diff --git a/src/Core/Room.cs b/src/Core/Room.cs
index 5e59735..4d37e24 100644
--- a/src/Core/Room.cs
+++ b/src/Core/Room.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Diagnostics;
 using sodoffmmo.Data;
 
 namespace sodoffmmo.Core;
@@ -18,6 +19,7 @@ public class Room {
 
     public bool AllowChatOverride { get; set; } = false;
     public NetworkArray RoomVariables = new();
+    public readonly Stopwatch ElapsedTime = new Stopwatch();
 
     public Room(string? name, string? group = null, bool autoRemove = false) {
         Id = ++MaxId;
@@ -33,6 +35,7 @@ public class Room {
         }
         AutoRemove = autoRemove;
         rooms.Add(Name, this);
+        ElapsedTime.Start();
     }
 
     public int ClientsCount => clients.Count;