UNIVERSAL GUI V1

local Players = game:GetService("Players")
local Lighting = game:GetService("Lighting")
local RunService = game:GetService("RunService")
local LocalPlayer = Players.LocalPlayer

local XraySettings = {
    Enabled = false,
    Brightness = false,
    Transparency = 0.5
}

local function ApplyXray()
    for _, obj in pairs(workspace:GetDescendants()) do
        if obj:IsA("BasePart") and not obj:IsDescendantOf(LocalPlayer.Character) and not obj.Parent:FindFirstChild("Humanoid") then
            if XraySettings.Enabled then
                if not obj:FindFirstChild("OriginalTransparency") then
                    local val = Instance.new("NumberValue", obj)
                    val.Name = "OriginalTransparency"
                    val.Value = obj.Transparency
                end
                obj.Transparency = XraySettings.Transparency
            else
                if obj:FindFirstChild("OriginalTransparency") then
                    obj.Transparency = obj:FindFirstChild("OriginalTransparency").Value
                    obj:FindFirstChild("OriginalTransparency"):Destroy()
                end
            end
        end
    end
end

local function ToggleFullbright()
    if XraySettings.Brightness then
        Lighting.Ambient = Color3.new(1, 1, 1)
        Lighting.ColorShift_Bottom = Color3.new(1, 1, 1)
        Lighting.ColorShift_Top = Color3.new(1, 1, 1)
        Lighting.OutdoorAmbient = Color3.new(1, 1, 1)
        Lighting.Brightness = 2
        Lighting.GlobalShadows = false
        Lighting.FogEnd = 999999