--無限竜シュヴァルツシルト
local s,id,o=GetID()
function s.initial_effect(c)
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON+CATEGORY_DECKDES)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_HAND)
	e1:SetCountLimit(1,id)
	e1:SetCondition(s.spcon)
	e1:SetCost(s.spcost)
	e1:SetTarget(s.sptg)
	e1:SetOperation(s.spop)
	c:RegisterEffect(e1)
	Duel.AddCustomActivityCounter(id,ACTIVITY_SPSUMMON,s.counterfilter)
end
function s.counterfilter(c)
	return c:IsRace(RACE_DRAGON) and c:IsType(TYPE_XYZ) and c:IsSummonLocation(LOCATION_EXTRA)
end
function s.cfilter(c)
	return c:IsFaceup() and c:IsAttackAbove(2000)
end
function s.spcon(e,tp,eg,ep,ev,re,r,rp)
	return Duel.GetFieldGroupCount(tp,LOCATION_MZONE,0)==0
		or Duel.IsExistingMatchingCard(s.cfilter,tp,0,LOCATION_MZONE,1,nil,e,tp)
end
function s.spcost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.GetCustomActivityCount(id,tp,ACTIVITY_SPSUMMON)==0 end
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetProperty(EFFECT_FLAG_PLAYER_TARGET+EFFECT_FLAG_OATH)
	e1:SetCode(EFFECT_CANNOT_SPECIAL_SUMMON)
	e1:SetReset(RESET_PHASE+PHASE_END)
	e1:SetTargetRange(1,0)
	e1:SetTarget(s.splimit)
	Duel.RegisterEffect(e1,tp)
end
function s.splimit(e,c)
	return not (c:IsRace(RACE_DRAGON) and c:IsType(TYPE_XYZ)) and c:IsLocation(LOCATION_EXTRA)
end
function s.spfilter(c,e,tp)
	return not c:IsCode(id) and c:IsRace(RACE_DRAGON) and c:IsAttribute(ATTRIBUTE_LIGHT+ATTRIBUTE_DARK) and c:IsLevel(8)
		and c:IsCanBeSpecialSummoned(e,0,tp,false,false,POS_FACEUP_DEFENSE)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	if chk==0 then return not Duel.IsPlayerAffectedByEffect(tp,59822133)
		and Duel.GetLocationCount(tp,LOCATION_MZONE)>1
		and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
		and Duel.IsExistingMatchingCard(s.spfilter,tp,LOCATION_DECK,0,1,nil,e,tp) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,c,1,0,0)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if not c:IsRelateToEffect(e) then return end
	if Duel.SpecialSummonStep(c,0,tp,tp,false,false,POS_FACEUP) and Duel.GetLocationCount(tp,LOCATION_MZONE)>0 and not Duel.IsPlayerAffectedByEffect(tp,59822133) then
		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:GetCount()>0 then
			Duel.SpecialSummonStep(g:GetFirst(),0,tp,tp,false,false,POS_FACEUP_DEFENSE)
			local e1=Effect.CreateEffect(c)
			e1:SetType(EFFECT_TYPE_SINGLE)
			e1:SetCode(EFFECT_DISABLE)
			e1:SetReset(RESET_EVENT+RESETS_STANDARD)
			g:GetFirst():RegisterEffect(e1)
			local e2=Effect.CreateEffect(c)
			e2:SetType(EFFECT_TYPE_SINGLE)
			e2:SetCode(EFFECT_DISABLE_EFFECT)
			e2:SetValue(RESET_TURN_SET)
			e2:SetReset(RESET_EVENT+RESETS_STANDARD)
			g:GetFirst():RegisterEffect(e2)
		end
	end
	Duel.SpecialSummonComplete()
end