Windows 7 cool

local Player = game.Players.LocalPlayer
local PlayerGui = Player:WaitForChild("PlayerGui")
local UIS = game:GetService("UserInputService")

-- 1. LIMPIEZA
if PlayerGui:FindFirstChild("VistaSystem") then PlayerGui.VistaSystem:Destroy() end

local Screen = Instance.new("ScreenGui", PlayerGui)
Screen.Name = "VistaSystem"
Screen.DisplayOrder = 10000
Screen.IgnoreGuiInset = true

-- 2. FONDO DE CUADRADITOS
local BG = Instance.new("Frame", Screen)
BG.Size = UDim2.new(1, 0, 1, 0)
BG.BackgroundColor3 = Color3.fromRGB(0, 0, 20)

local colors = {
    Color3.fromRGB(0, 150, 255),
    Color3.fromRGB(0, 80, 200),
    Color3.fromRGB(0, 200, 100),
    Color3.fromRGB(0, 30, 60),
    Color3.fromRGB(0, 40, 0),
    Color3.fromRGB(150, 255, 255)
}

local grid = Instance.new("UIGridLayout", BG)
grid.CellSize = UDim2.new(0, 40, 0, 40)
grid.CellPadding = UDim2.new(0, 0, 0, 0)

for i = 1, 600 do 
    local t = Instance.new("Frame", BG)
    t.BorderSizePixel = 0
    t.BackgroundColor3 = colors[math.random(1, #colors)]
end

-- 3. EL MOUSE
local FakeMouse = Instance.new("ImageLabel", Screen)
FakeMouse.Size = UDim2.new(0, 40, 0, 40)
FakeMouse.Image = "rbxassetid://15381581138"