how do i surround light on an avatar?

i dont know how to put light around my avatar because i want to put my games light to 0 because im working on a creepy typed game, could anyone tell me?

You can insert a spotlight into the characters HRP:

 Players = game:GetService("Players")

Players.PlayerAdded:Connect(function(player)
	player.CharacterAdded:Connect(function(character)
		local light = Instance.new("PointLight", character.HumanoidRootPart)
	end)
end)