diff --git a/api/config.lua b/api/config.lua
index ba6eb30c..45131be2 100644
--- a/api/config.lua
+++ b/api/config.lua
@@ -502,6 +502,9 @@ function pfUI:LoadConfig()
   pfUI:UpdateConfig("thirdparty", "cleanup",     "enable",           "1")
   pfUI:UpdateConfig("position",   nil,           nil,                nil)
   pfUI:UpdateConfig("disabled",   nil,           nil,                nil)
+
+  pfUI:UpdateConfig("gm",         nil,           "disable",          "1")
+  pfUI:UpdateConfig("gm",         nil,           "server",           "elysium")
 end
 
 function pfUI:MigrateConfig()
diff --git a/modules/gm.lua b/modules/gm.lua
new file mode 100644
index 00000000..5d1b229c
--- /dev/null
+++ b/modules/gm.lua
@@ -0,0 +1,109 @@
+pfUI:RegisterModule("gm", function ()
+  -- do not load by default
+  if C.gm.disable == "1" then return end
+
+  -- core specific commands
+  pfUI.gm_server = {
+    ["elysium"] = {
+      ["GM_PLAYERINFO"]   = { ".pinfo #PLAYER", "Player Info" },
+      ["GM_GO"]           = { ".go #PLAYER", "Goto" },
+      ["GM_APPEAR"]       = { ".goname #PLAYER", "Appear" },
+      ["GM_SUMMON"]       = { ".namego #PLAYER", "Summon" },
+      ["GM_RECALL"]       = { ".recall #PLAYER", "Recall" },
+      ["GM_KICK"]         = { ".kick #PLAYER", "Kick" },
+      ["GM_POSSES"]       = { ".posses", "Posses" },
+      ["GM_MUTE"]         = { ".mute #PLAYER 5", "Mute 5 Minutes" },
+      ["GM_UNMUTE"]       = { ".unmute #PLAYER", "Unmute" },
+      ["GM_FREEZE"]       = { ".freez #PLAYER", "Freeze" },
+      ["GM_UNFREEZE"]     = { ".unaura 29826", "Unfreeze" },
+      ["GM_FLY"]          = { ".gm fly on", "Flying Mode" },
+      ["GM_SPEED_BOOST"]  = { ".modify aspeed 5", "Speed Boost" },
+      ["GM_SPEED_MAX"]    = { ".modify aspeed 10", "Max Speed" },
+      ["GM_SPEED_RESET"]  = { ".modify aspeed 1", "Reset Speed" },
+      ["GM_TICKET_LIST"]  = { ".ticket list", "List Tickets" },
+    },
+  }
+
+  UnitPopupButtons["GM_HEADER"] = { text = TEXT("\n"), dist = 0 }
+  for label, data in pairs(pfUI.gm_server[C.gm.server]) do
+    local displayname = data[2]
+    UnitPopupButtons[label] = { text = TEXT("|cffaaccff" .. displayname), dist = 0 }
+  end
+
+  -- chat dropdown
+  table.insert(UnitPopupMenus["FRIEND"], "GM_HEADER")
+  table.insert(UnitPopupMenus["FRIEND"], "GM_PLAYERINFO")
+  table.insert(UnitPopupMenus["FRIEND"], "GM_GO")
+  table.insert(UnitPopupMenus["FRIEND"], "GM_APPEAR")
+  table.insert(UnitPopupMenus["FRIEND"], "GM_SUMMON")
+  table.insert(UnitPopupMenus["FRIEND"], "GM_RECALL")
+  table.insert(UnitPopupMenus["FRIEND"], "GM_MUTE")
+  table.insert(UnitPopupMenus["FRIEND"], "GM_UNMUTE")
+  table.insert(UnitPopupMenus["FRIEND"], "GM_KICK")
+
+  -- player dropdown
+  table.insert(UnitPopupMenus["SELF"], "GM_HEADER")
+  table.insert(UnitPopupMenus["SELF"], "GM_FLY")
+  table.insert(UnitPopupMenus["SELF"], "GM_SPEED_BOOST")
+  table.insert(UnitPopupMenus["SELF"], "GM_SPEED_MAX")
+  table.insert(UnitPopupMenus["SELF"], "GM_SPEED_RESET")
+  table.insert(UnitPopupMenus["SELF"], "GM_RECALL")
+  table.insert(UnitPopupMenus["SELF"], "GM_TICKET_LIST")
+
+  -- player target dropdown
+  table.insert(UnitPopupMenus["PLAYER"], "GM_HEADER")
+  table.insert(UnitPopupMenus["PLAYER"], "GM_PLAYERINFO")
+  table.insert(UnitPopupMenus["PLAYER"], "GM_POSSES")
+  table.insert(UnitPopupMenus["PLAYER"], "GM_RECALL")
+  table.insert(UnitPopupMenus["PLAYER"], "GM_FREEZE")
+  table.insert(UnitPopupMenus["PLAYER"], "GM_UNFREEZE")
+  table.insert(UnitPopupMenus["PLAYER"], "GM_MUTE")
+  table.insert(UnitPopupMenus["PLAYER"], "GM_UNMUTE")
+  table.insert(UnitPopupMenus["PLAYER"], "GM_KICK")
+
+  -- party member dropdown
+  table.insert(UnitPopupMenus["PARTY"], "GM_HEADER")
+  table.insert(UnitPopupMenus["PARTY"], "GM_PLAYERINFO")
+  table.insert(UnitPopupMenus["PARTY"], "GM_GO")
+  table.insert(UnitPopupMenus["PARTY"], "GM_APPEAR")
+  table.insert(UnitPopupMenus["PARTY"], "GM_SUMMON")
+  table.insert(UnitPopupMenus["PARTY"], "GM_RECALL")
+  table.insert(UnitPopupMenus["PARTY"], "GM_MUTE")
+  table.insert(UnitPopupMenus["PARTY"], "GM_UNMUTE")
+  table.insert(UnitPopupMenus["PARTY"], "GM_KICK")
+
+  -- raid member dropdown
+  table.insert(UnitPopupMenus["RAID"], "GM_HEADER")
+  table.insert(UnitPopupMenus["RAID"], "GM_PLAYERINFO")
+  table.insert(UnitPopupMenus["RAID"], "GM_GO")
+  table.insert(UnitPopupMenus["RAID"], "GM_APPEAR")
+  table.insert(UnitPopupMenus["RAID"], "GM_SUMMON")
+  table.insert(UnitPopupMenus["RAID"], "GM_RECALL")
+  table.insert(UnitPopupMenus["RAID"], "GM_MUTE")
+  table.insert(UnitPopupMenus["RAID"], "GM_UNMUTE")
+  table.insert(UnitPopupMenus["RAID"], "GM_KICK")
+
+  -- pet dropdown
+  -- table.insert(UnitPopupMenus["PET"], "GM_HEADER")
+
+  hooksecurefunc("UnitPopup_OnClick", function()
+   local dropdownFrame = getglobal(UIDROPDOWNMENU_INIT_MENU)
+   local button = this.value
+   local unit = dropdownFrame.unit
+   local name = dropdownFrame.name
+   local server = dropdownFrame.server
+
+   for label, data in pairs(pfUI.gm_server[C.gm.server]) do
+     local command = data[1]
+     if button == label then
+
+       if name then
+         command = string.gsub(command, "#PLAYER", name)
+         command = string.gsub(command, CHAT_FLAG_GM, "")
+       end
+
+       SendChatMessage(command)
+     end
+   end
+  end)
+end)
diff --git a/modules/gui.lua b/modules/gui.lua
index 66859d0f..4faf5c94 100644
--- a/modules/gui.lua
+++ b/modules/gui.lua
@@ -664,6 +664,10 @@ pfUI:RegisterModule("gui", function ()
     "tukui:TukUI"
   }
 
+  local dropdown_gmserver_text = {
+    "elysium:" .. T["Elysium Based Core"],
+  }
+
   local dropdown_num_actionbar_buttons = BarLayoutOptions(NUM_ACTIONBAR_BUTTONS)
   local dropdown_num_shapeshift_slots = BarLayoutOptions(NUM_SHAPESHIFT_SLOTS)
   local dropdown_num_pet_action_slots = BarLayoutOptions(NUM_PET_ACTION_SLOTS)
@@ -843,6 +847,17 @@ pfUI:RegisterModule("gui", function ()
     end
   end)
 
+  -- >> GM-Mode
+  pfUI.gui.tabs.settings.tabs.gm = pfUI.gui.tabs.settings.tabs:CreateChildFrame(T["GM-Mode"], 70)
+  pfUI.gui.tabs.settings.tabs.gm:SetScript("OnShow", function()
+    if not this.setup then
+      CreateConfig(this, T["Disable GM-Mode"], C.gm, "disable", "checkbox")
+      CreateConfig(this, T["Selected Core"], C.gm, "server", "dropdown", dropdown_gmserver_text)
+
+      this.setup = true
+    end
+  end)
+
 
   -- [[ UnitFrames ]]
   pfUI.gui.tabs.uf = pfUI.gui.tabs:CreateChildFrame(T["Unit Frames"], nil, nil, nil, true)
diff --git a/pfUI.toc b/pfUI.toc
index f7110a11..10bde911 100644
--- a/pfUI.toc
+++ b/pfUI.toc
@@ -76,3 +76,4 @@ modules\map.lua
 modules\debuffs.lua
 modules\uf_tukui.lua
 modules\custom.lua
+modules\gm.lua