ServerScriptService.Script:29: attempt to get length of global 'Players' (a nil value) ?

local mode = true



game.Players.PlayerAdded:connect(function(plr)
	if mode == true then
		plr.TeamColor = game.Teams["Humans"].TeamColor
	else
		plr.TeamColor = game.Teams["Creepers"].TeamColor
	end
end)


while true do
	wait(1)
	if game.Players.NumPlayers > 1 then
		print "Starting game"
		
		for i = 5, 1, -1 do
			print(i .. " seconds until night")
			wait(1)
		end
		print "Night Begins"
				

local Plrs = game.Players:GetPlayers() 

local creeper = Plrs[math.random(1,#Players)]


print('Selected player was: ' ..creeper.Name)

else
	print "There needs to be 2 players to start"

end
end

script breaking at chosing random players?