Notif

local UIGui = Instance.new("ScreenGui")
local NotifFrame = Instance.new("Frame")
local NotifFrameUICorner = Instance.new("UICorner")
local Label1 = Instance.new("TextLabel")
local Label2 = Instance.new("TextLabel")
local DeveloperImage = Instance.new("ImageLabel")
local DeveloperImageUICorner = Instance.new("UICorner")
local NotifSound = Instance.new("Sound")
local DeveloperID = 3323558881

UIGui.Parent = game.CoreGui

NotifSound.Parent = game.Workspace
NotifSound.SoundId = "rbxassetid://5153734608"
NotifSound.Playing = true
NotifSound.Looped = false
NotifSound.Volume = 1
NotifSound:Stop()

DeveloperImage.Visible = false
Label1.Visible = false
Label2.Visible = false

NotifFrame.Name = "NotifFrame"
NotifFrame.Parent = UIGui
NotifFrame.BackgroundColor3 = Color3.fromRGB(0, 0, 0)
NotifFrame.BackgroundTransparency = 0.5
NotifFrame.Position = UDim2.new(0.3, 0, 0.15, 0)
NotifFrame.Size = UDim2.new(0, 0, 0, 0)
NotifFrame.BorderSizePixel = 0
NotifFrameUICorner.Parent = NotifFrame

DeveloperImage.Name = "PlayerIcon"
DeveloperImage.Parent = NotifFrame
DeveloperImage.BackgroundColor3 = Color3.fromRGB(0, 0, 0)
DeveloperImage.BackgroundTransparency = 0.5
DeveloperImage.Position = UDim2.new(0.86, 0, 0.78, 0)
DeveloperImage.Size = UDim2.new(0, 50, 0, 50)
DeveloperImage.BorderSizePixel = 0
DeveloperImage.Image = "https://www.roblox.com/headshot-thumbnail/image?userId=3323558881&width=999&height=999&format=png"

DeveloperImageUICorner.Parent = DeveloperImage
DeveloperImageUICorner.CornerRadius = UDim.new(0.5, 0)

Label1.Name = "Label1"
Label1.Parent = NotifFrame
Label1.BackgroundTransparency = 1
Label1.Position = UDim2.new(0.5, 0, 0.05, 0)
Label1.Size = UDim2.new(0, 1, 0, 1)
Label1.Font = Enum.Font.SourceSansBold
Label1.Text = "!WARNING!"
Label1.TextColor3 = Color3.fromRGB(255, 255, 255)
Label1.TextSize = 50

Label2.Name = "Label2"
Label2.Parent = NotifFrame
Label2.BackgroundTransparency = 1
Label2.Position = UDim2.new(0.5, 0, 0.5, 0)
Label2.Size = UDim2.new(0, 1, 0, 1)
Label2.Font = Enum.Font.SourceSansBold
Label2.Text = "The developer \"ERROR_CODE\"\n has joined to the experience. \nDon't swear until he \ngets out of the experience and everything will be fine."
Label2.TextColor3 = Color3.fromRGB(255, 255, 255)
Label2.TextSize = 20

game.Players.PlayerAdded:Connect(function(player)
if player.UserId == DeveloperID then
NotifSound:Play()
NotifFrame:TweenSize(UDim2.new(0, 400, 0, 250), 'Out', 4, true)
wait(0.5)
Label2.Text = "The developer \"ERROR_CODE\"\n has joined to the experience. \nDon't swear until he \ngets out of the experience and everything will be fine."
DeveloperImage.Visible = true
Label1.Visible = true
Label2.Visible = true
wait(4.5)
DeveloperImage.Visible = false
Label1.Visible = false
Label2.Visible = false
NotifFrame:TweenSize(UDim2.new(0, 0, 0, 0), 'Out', 4, true)
wait(0.5)
NotifFrame.Visible = false
end
end)

game.Players.PlayerRemoving:Connect(function(player)
if player.UserId == DeveloperID then
NotifSound:Play()
NotifFrame:TweenSize(UDim2.new(0, 400, 0, 250), 'Out', 4, true)
wait(0.5)
Label2.Text = "The developer \"ERROR_CODE\"\n has leaved."
DeveloperImage.Visible = true
Label1.Visible = true
Label2.Visible = true
wait(4.5)
DeveloperImage.Visible = false
Label1.Visible = false
Label2.Visible = false
NotifFrame:TweenSize(UDim2.new(0, 0, 0, 0), 'Out', 4, true)
wait(0.5)
NotifFrame.Visible = false
end
end)