Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
If you control a Level 8 or higher Spellcaster-Type monster: Banish 1 card on the field face-down. If this card in its owner's Spell & Trap Zone is destroyed by an opponent's card effect: You can Special Summon 1 "Magician of Black Chaos" or "Dark Magician of Chaos" from your Deck, ignoring its Summoning conditions.
--滅びの呪文－デス・アルテマ
--Chaos Scepter Blast
local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_REMOVE)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetHintTiming(0,TIMING_END_PHASE)
	e1:SetCondition(s.condition)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
	--special summon
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,0))
	e2:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e2:SetProperty(EFFECT_FLAG_DELAY)
	e2:SetCode(EVENT_DESTROYED)
	e2:SetCondition(s.spcon)
	e2:SetTarget(s.sptg)
	e2:SetOperation(s.spop)
	c:RegisterEffect(e2)
end
function s.cfilter(c)
	return c:IsFaceup() and c:IsRace(RACE_SPELLCASTER) and c:IsLevelAbove(8)
end
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	return Duel.IsExistingMatchingCard(s.cfilter,tp,LOCATION_MZONE,0,1,nil)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(Card.IsAbleToRemove,tp,LOCATION_ONFIELD,LOCATION_ONFIELD,1,e:GetHandler(),nil,POS_FACEDOWN) end
	local g=Duel.GetMatchingGroup(Card.IsAbleToRemove,tp,LOCATION_ONFIELD,LOCATION_ONFIELD,e:GetHandler(),nil,POS_FACEDOWN)
	Duel.SetOperationInfo(0,CATEGORY_REMOVE,g,1,0,0)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_REMOVE)
	local g=Duel.SelectMatchingCard(tp,Card.IsAbleToRemove,tp,LOCATION_ONFIELD,LOCATION_ONFIELD,1,1,e:GetHandler(),nil,POS_FACEDOWN)
	if #g>0 then
		Duel.HintSelection(g)
		Duel.Remove(g,POS_FACEDOWN,REASON_EFFECT)
	end
end
function s.spcon(e,tp,eg,ep,ev,re,r,rp)
	return e:GetHandler():IsPreviousLocation(LOCATION_SZONE) and rp~=tp
end
function s.spfilter(c,e,tp)
	return c:IsCode(30208479,40737112) and c:IsCanBeSpecialSummoned(e,0,tp,true,false)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingMatchingCard(s.spfilter,tp,LOCATION_DECK,0,1,nil,e,tp) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_DECK)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectMatchingCard(tp,s.spfilter,tp,LOCATION_DECK,0,1,1,nil,e,tp)
	if #g>0 then
		Duel.SpecialSummon(g,0,tp,tp,true,false,POS_FACEUP)
	end
end