Replace tooltip target name with _G.YOU if target is you.

Modules/Tooltip/Tooltip.lua

@@ -5,7 +5,7 @@ local TT = E.Tooltip
 --Cache global variables
 --Lua functions
 --WoW API / Variables
-local _G, hooksecurefunc = _G, hooksecurefunc
+local _G, hooksecurefunc, string = _G, hooksecurefunc, string
 local UnitIsPlayer = UnitIsPlayer
 
 -- GLOBALS:
@@ -14,19 +14,33 @@ function RTT:SetUnitText(tt, unit, level, isShiftKeyDown)
 	if not UnitIsPlayer(unit) then
 		if tt:IsForbidden() then return end
 		for i=2, tt:NumLines() do
-			local tipLine = _G["GameTooltipTextLeft"..i]
-			local tipText = tipLine and tipLine.GetText and tipLine:GetText()
-			if tipText then
-				tipLine:SetText(tipText:gsub("%|cff7f7f7f%?%?%|r", "|cffff1919??|r"))
+			local leftLine = _G["GameTooltipTextLeft"..i]
+			local leftText = leftLine and leftLine.GetText and leftLine:GetText()
+			if leftText then
+				leftLine:SetText(leftText:gsub("%|cff7f7f7f%?%?%|r", "|cffff1919??|r"))
 			end
 		end
 	end
 end
 
+function RTT:GameTooltip_OnTooltipSetUnit(tt)
+	if tt:IsForbidden() then return end
+	for i=2, tt:NumLines() do
+		local leftLine = _G["GameTooltipTextLeft"..i]
+		local rightLine = _G["GameTooltipTextRight"..i]
+		local leftText = leftLine and leftLine.GetText and leftLine:GetText()
+		local rightText = rightLine and rightLine.GetText and rightLine:GetText()
+		if leftText and leftText:find(_G.TARGET) and rightText and rightText:find(E.myname) then
+			rightLine:SetText(string.format("|cffff0000>> %s <<|r", _G.YOU))
+		end
+	end
+end
+
 function RTT:Initialize()
 	if E.private.tooltip.enable ~= true then return end
 
 	hooksecurefunc(TT, "SetUnitText", RTT.SetUnitText)
+	hooksecurefunc(TT, "GameTooltip_OnTooltipSetUnit", RTT.GameTooltip_OnTooltipSetUnit)
 end
 
 RayUI:RegisterModule(RTT:GetName())
\ No newline at end of file