Rainbow Nametag Script

local TweenService = game:GetService("TweenService")
local MarketPlaceService = game:GetService("MarketplaceService")

local gamePassId = 1234567 --REPLACE THIS WITH YOUR GAMEPASSID
local groupId = 1234567 --REPLACE THIS WITH YOUR GROUPID

game.Players.PlayerAdded:Connect(function(Player)
    Player.CharacterAdded:Connect(function(Character)
        local GuiClone = script.OverheadGui:Clone()
        GuiClone.Parent = Character.Head

        local InformationLabel = GuiClone.InformationLabel

        local PlayerRank = Player:GetRoleInGroup(groupId)
        InformationLabel.Text = Player.Name .. " - " .. PlayerRank

        if MarketPlaceService:UserOwnsGamePassAsync(Player.UserId, gamePassId) then
            while true do
                local Color = Color3.new(math.random(), math.random(), math.random())
                local ColorTween = TweenService:Create(InformationLabel, TweenInfo.new(3), {TextColor3 = Color})
                ColorTween:Play()
                wait(3)
            end
        end
    end)
end)