--闇征竜－ネビュラス
local s,id,o=GetID()
function s.initial_effect(c)
	aux.AddCodeList(c,30350202)
	--special summon
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_HAND)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetCountLimit(1,id)
	e1:SetCost(s.spcost)
	e1:SetTarget(s.sptg)
	e1:SetOperation(s.spop)
	c:RegisterEffect(e1)
	--special summon
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e2:SetType(EFFECT_TYPE_IGNITION)
	e2:SetRange(LOCATION_GRAVE)
	e2:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e2:SetCountLimit(1,id)
	e2:SetCost(s.spcost2)
	e2:SetTarget(s.sptg2)
	e2:SetOperation(s.spop2)
	c:RegisterEffect(e2)
end
function s.dfilter(c)
	return (c:IsAttribute(ATTRIBUTE_DARK) or c:IsRace(RACE_DRAGON)) and c:IsDiscardable()
end
function s.spcost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:GetHandler():IsDiscardable()
		and Duel.IsExistingMatchingCard(s.dfilter,tp,LOCATION_HAND,0,1,e:GetHandler()) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DISCARD)
	local g=Duel.SelectMatchingCard(tp,s.dfilter,tp,LOCATION_HAND,0,1,1,e:GetHandler())
	g:AddCard(e:GetHandler())
	Duel.SendtoGrave(g,REASON_COST+REASON_DISCARD)
end
function s.spfilter(c,e,tp)
	return c:IsFaceupEx() and not c:IsCode(id) and c:IsSetCard(0x1c4)
		and c:IsCanBeSpecialSummoned(e,0,tp,false,false,POS_FACEUP) and c:IsCanBeEffectTarget(e)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return false end
	local g=Duel.GetMatchingGroup(s.spfilter,tp,LOCATION_REMOVED,0,nil,e,tp)
	if chk==0 then return not Duel.IsPlayerAffectedByEffect(tp,59822133)
		and Duel.GetLocationCount(tp,LOCATION_MZONE)>1
		and g:CheckSubGroup(aux.dabcheck,2,2) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g1=g:SelectSubGroup(tp,aux.dabcheck,false,2,2)
	Duel.SetTargetCard(g1)
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,g1,2,0,0)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	local ft=Duel.GetLocationCount(tp,LOCATION_MZONE)
	if ft<=0 then return end
	local g=Duel.GetChainInfo(0,CHAININFO_TARGET_CARDS)
	local tg=g:Filter(Card.IsRelateToEffect,nil,e)
	if tg:GetCount()>1 and Duel.IsPlayerAffectedByEffect(tp,59822133) then return end
	if tg:GetCount()<=ft then
		for tc in aux.Next(tg) do
			Duel.SpecialSummonStep(tc,0,tp,tp,false,false,POS_FACEUP)
			local e1=Effect.CreateEffect(e:GetHandler())
			e1:SetType(EFFECT_TYPE_SINGLE)
			e1:SetCode(EFFECT_CANNOT_ATTACK)
			e1:SetReset(RESET_EVENT+RESETS_STANDARD+RESET_PHASE+PHASE_END)
			tc:RegisterEffect(e1)
		end
	else
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
		local sg=tg:Select(tp,ft,ft,nil)
		for tc in aux.Next(sg) do
			Duel.SpecialSummonStep(tc,0,tp,tp,false,false,POS_FACEUP)
			local e1=Effect.CreateEffect(e:GetHandler())
			e1:SetType(EFFECT_TYPE_SINGLE)
			e1:SetCode(EFFECT_CANNOT_ATTACK)
			e1:SetReset(RESET_EVENT+RESETS_STANDARD+RESET_PHASE+PHASE_END)
			tc:RegisterEffect(e1)
		end
		tg:Sub(sg)
		Duel.SendtoGrave(tg,REASON_RULE)
	end
	Duel.SpecialSummonComplete()
end
function s.costfilter(c,e,tp)
	return (c:IsAttribute(ATTRIBUTE_DARK) or c:IsRace(RACE_DRAGON)) and c:IsAbleToRemoveAsCost()
		and Duel.IsExistingMatchingCard(s.spfilter2,tp,LOCATION_GRAVE,0,1,c,e,tp)
end
function s.spcost2(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	if chk==0 then return Duel.IsExistingMatchingCard(s.costfilter,tp,LOCATION_GRAVE,0,1,c,e,tp) and aux.bfgcost(e,tp,eg,ep,ev,re,r,rp,chk) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_REMOVE)
	local g=Duel.SelectMatchingCard(tp,s.costfilter,tp,LOCATION_GRAVE,0,1,1,c,e,tp)
	Duel.Remove(g,POS_FACEUP,REASON_COST)
	aux.bfgcost(e,tp,eg,ep,ev,re,r,rp,chk)
end
function s.spfilter2(c,e,tp)
	return c:IsCode(30350202) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.sptg2(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_GRAVE) and chkc:IsControler(tp) and s.spfilter2(chkc,e,tp) end
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingTarget(s.spfilter2,tp,LOCATION_GRAVE,0,1,e:GetHandler(),e,tp) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectTarget(tp,s.spfilter2,tp,LOCATION_GRAVE,0,1,1,nil,e,tp)
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,g,1,0,0)
end
function s.spop2(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) and aux.NecroValleyFilter()(tc) then
		Duel.SpecialSummon(tc,0,tp,tp,false,false,POS_FACEUP)
	end
end
