spawn(function()
    while true do
        wait(0.5)
        fireballChallenge()
        wait(0.5)
        fireballChallenge()
        wait(0.5)
        fireballChallenge()
        wait(0.5)
        if workspace.BossTower.Humanoid.Health <= 0 then
            break
        end
    end
end)

repeat wait(0.1) until game.Workspace.BossTower.Humanoid.Health <= 0