--Automate ID
local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_TOHAND+CATEGORY_DECKDES)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetCost(s.cost1)
	e1:SetOperation(s.activate)
	e1:SetCountLimit(1,id+2000)
	c:RegisterEffect(e1)
	--special summon
	local e2=Effect.CreateEffect(c)
	e2:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e2:SetType(EFFECT_TYPE_IGNITION)
	e2:SetRange(LOCATION_SZONE)
	e2:SetCost(s.cost)
	e2:SetTarget(s.target)
	e2:SetOperation(s.operation)
	e2:SetCountLimit(1,id+1000)
	c:RegisterEffect(e2)
	--salvage
	local e2=Effect.CreateEffect(c)
	e2:SetCategory(CATEGORY_TOHAND)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e2:SetProperty(EFFECT_FLAG_DELAY)
	e2:SetCode(EVENT_TO_GRAVE)
	e2:SetCondition(s.descon)
	e2:SetCost(s.thcost)
	e2:SetTarget(s.thtg)
	e2:SetOperation(s.thop)
	e2:SetCountLimit(1,id)
	c:RegisterEffect(e2)
end
function s.cfilter(c)
	return c:IsSetCard(0x301) and not c:IsPublic()
end
function s.cost1(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	if Duel.IsExistingMatchingCard(s.filter,tp,LOCATION_GRAVE,0,1,nil) and Duel.IsPlayerCanDiscardDeck(tp,3)
		and Duel.IsExistingMatchingCard(s.cfilter,tp,LOCATION_HAND,0,1,nil) and Duel.SelectYesNo(tp,aux.Stringid(id,0)) then
		e:SetCategory(CATEGORY_DECKDES+CATEGORY_TOHAND)
		e:SetOperation(s.activate)
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_CONFIRM)
		local g=Duel.SelectMatchingCard(tp,s.cfilter,tp,LOCATION_HAND,0,1,1,nil)
		Duel.ConfirmCards(1-tp,g)
		Duel.ShuffleHand(tp)
		Duel.SetOperationInfo(0,CATEGORY_DECKDES,nil,0,tp,3)
		Duel.SetOperationInfo(0,CATEGORY_TOHAND,nil,1,tp,LOCATION_GRAVE)
	else
		e:SetCategory(0)
		e:SetProperty(0)
		e:SetOperation(nil)
	end
end
function s.filter(c)
	return c:IsSetCard(0x301) and c:IsAbleToHand()
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	if not e:GetHandler():IsRelateToEffect(e) then return end
	if Duel.DiscardDeck(tp,3,REASON_EFFECT)>0 then
		Duel.BreakEffect()
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
		local g=Duel.SelectMatchingCard(tp,s.filter,tp,LOCATION_GRAVE,0,1,1,nil)
		if g:GetCount()>0 then
			Duel.SendtoHand(g,nil,REASON_EFFECT)
			Duel.ConfirmCards(1-tp,g)
		end
	end
end
function s.cost(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	if chk==0 then return c:IsAbleToGraveAsCost() end
	Duel.SendtoGrave(c,REASON_COST)
end
function s.spfilter(c,e,tp)
	return c:IsSetCard(0x301) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0 and Duel.IsPlayerCanDiscardDeck(tp,1)
		and Duel.IsExistingMatchingCard(s.spfilter,tp,LOCATION_HAND+LOCATION_GRAVE,0,1,nil,e,tp) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_HAND+LOCATION_GRAVE)
end
function s.operation(e,tp,eg,ep,ev,re,r,rp)
	if Duel.GetLocationCount(tp,LOCATION_MZONE)<=0 then return end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectMatchingCard(tp,aux.NecroValleyFilter(s.spfilter),tp,LOCATION_HAND+LOCATION_GRAVE,0,1,1,nil,e,tp)
	if g:GetCount()>0 then
		if Duel.SpecialSummon(g,0,tp,tp,false,false,POS_FACEUP)>0 then Duel.DiscardDeck(tp,1,REASON_EFFECT) end
	end
end
function s.descon(e,tp,eg,ep,ev,re,r,rp)
	return re and re:GetHandler():IsSetCard(0x301) and not re:GetHandler():IsCode(id)
end
function s.thcost(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	if chk==0 then return Duel.IsExistingMatchingCard(Card.IsAbleToRemoveAsCost,tp,LOCATION_GRAVE,0,1,c) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_REMOVE)
	local g=Duel.SelectMatchingCard(tp,Card.IsAbleToRemoveAsCost,tp,LOCATION_GRAVE,0,1,1,c)
	Duel.Remove(g,POS_FACEUP,REASON_COST)
end
function s.thtg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:GetHandler():IsAbleToHand() end
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,e:GetHandler(),1,0,0)
end
function s.thop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsRelateToEffect(e) then
		Duel.SendtoHand(c,nil,REASON_EFFECT)
		Duel.ConfirmCards(1-tp,c)
	end
end