Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
This mandragora harbors the soul of a sorrowful dragon. The cursed tones of its wailing cause both fear and despair.
--マンドラゴン
--Mandragon
local s,id=GetID()
function s.initial_effect(c)
	--pendulum summon
	Pendulum.AddProcedure(c)
end