diff --git a/src/Transmogrification.cpp b/src/Transmogrification.cpp
index dc2003dd..8f5631a4 100644
--- a/src/Transmogrification.cpp
+++ b/src/Transmogrification.cpp
@@ -1229,6 +1229,9 @@ bool Transmogrification::IsPlusFeatureEligible(ObjectGuid const &playerGuid, uin
     if (!player)
         return false;
 
+    if (player->IsGameMaster())
+        return true; // GM can use all features
+
     const auto membershipLevel = GetPlayerMembershipLevel(player);
 
     if (!membershipLevel)
diff --git a/src/cs_transmog.cpp b/src/cs_transmog.cpp
index 9074ff15..fbd72629 100644
--- a/src/cs_transmog.cpp
+++ b/src/cs_transmog.cpp
@@ -22,6 +22,7 @@
 #include "Transmogrification.h"
 #include "Tokenize.h"
 #include "DatabaseEnv.h"
+#include "SpellMgr.h"
 
 using namespace Acore::ChatCommands;
 
@@ -280,27 +281,31 @@ class transmog_commandscript : public CommandScript
     {
         if (!sTransmogrification->IsPortableNPCEnabled)
         {
-            handler->GetPlayer()->SendSystemMessage("The portable transmogrification NPC is disabled.");
-            handler->SetSentErrorMessage(true);
+            handler->SendErrorMessage("The portable transmogrification NPC is disabled.");
             return true;
         }
 
-        if (Player* player = PlayerIdentifier::FromSelf(handler)->GetConnectedPlayer())
+        if (!sTransmogrification->IsTransmogPlusEnabled)
         {
+            handler->SendErrorMessage("The portable transmogrification NPC is a plus feature. Plus features are currently disabled.");
+            return true;
+        }
 
-            if (sTransmogrification->IsTransmogPlusEnabled)
-                if (sTransmogrification->IsPlusFeatureEligible(player->GetGUID(), PLUS_FEATURE_PET))
-                {
-                    player->CastSpell((Unit*)nullptr, sTransmogrification->PetSpellId, true);
-                    return true;
-                }
+        Player* player = PlayerIdentifier::FromSelf(handler)->GetConnectedPlayer();
 
-            if (player->GetSession()->GetSecurity() < SEC_MODERATOR)
-                return true;
+        if (!sTransmogrification->IsPlusFeatureEligible(player->GetGUID(), PLUS_FEATURE_PET))
+        {
+            handler->SendErrorMessage("You are not eligible for the portable transmogrification NPC. Please check your subscription level.");
+            return true;
+        }
 
-            player->CastSpell((Unit*)nullptr, sTransmogrification->PetSpellId, true);
+        if (!sSpellMgr->GetSpellInfo(sTransmogrification->PetSpellId))
+        {
+            handler->SendErrorMessage("The portable transmogrification NPC spell is not available.");
+            return true;
         }
 
+        player->CastSpell((Unit*)nullptr, sTransmogrification->PetSpellId, true);
         return true;
     };