--created by ZEN, coded by ZEN & Lyris
local cid,id=GetID()
function cid.initial_effect(c)
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,2))
	e1:SetCategory(CATEGORY_SEARCH+CATEGORY_TOHAND)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_HAND)
	e1:SetCountLimit(1,id)
	e1:SetTarget(cid.sctg)
	e1:SetOperation(cid.scop)
	c:RegisterEffect(e1)
	local e2=Effect.CreateEffect(c)
	e2:Desc(1)
	e2:SetCategory(CATEGORY_TODECK)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e2:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e2:SetCode(EVENT_TO_GRAVE)
	e2:SetCountLimit(1,id+100)
	e2:SetCondition(cid.plcon)
	e2:SetTarget(cid.pltg)
	e2:SetOperation(cid.plop)
	c:RegisterEffect(e2)
end
function cid.filter(c)
	return c:IsSetCard(0xd7c) and c:IsType(TYPE_SPELL+TYPE_TRAP) and c:IsAbleToHand()
end
function cid.sctg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return not e:GetHandler():IsForbidden() and Duel.GetLocationCount(tp,LOCATION_SZONE)>0 and Duel.IsExistingMatchingCard(cid.filter,tp,LOCATION_DECK,0,1,nil) end
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,nil,1,tp,LOCATION_DECK)
end
function cid.scop(e,tp,eg,ep,ev,re,r,rp)
	if Duel.GetLocationCount(tp,LOCATION_SZONE)<=0 then return end
	local c=e:GetHandler()
	if Duel.MoveToField(c,tp,tp,LOCATION_SZONE,POS_FACEUP,true) then
		local e1=Effect.CreateEffect(c)
		e1:SetDescription(aux.Stringid(id,0))
		e1:SetCode(EFFECT_CHANGE_TYPE)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_CLIENT_HINT)
		e1:SetReset(RESET_EVENT+RESETS_STANDARD-RESET_TURN_SET)
		e1:SetValue(TYPE_SPELL+TYPE_CONTINUOUS)
		c:RegisterEffect(e1)
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
		local g=Duel.SelectMatchingCard(tp,cid.filter,tp,LOCATION_DECK,0,1,1,nil)
		if #g>0 then
			Duel.SendtoHand(g,nil,REASON_EFFECT)
			Duel.ConfirmCards(1-tp,g)
		end
	end
end
function cid.plcon(e,tp,eg,ep,ev,re,r,rp)
	return e:GetHandler():IsReason(REASON_COST) and e:GetHandler():IsPreviousLocation(LOCATION_SZONE) and e:GetHandler():GetPreviousSequence()<5 and re:IsHasType(0x7e0) and re:IsActiveType(TYPE_MONSTER)
		and re:GetHandler():IsSetCard(0xd7c)
end
function cid.plfilter(c,e,tp)
	return c:IsSetCard(0xd7c) 
end
function cid.pltgfilter(c)
	return c:IsSetCard(0xd7c) and c:IsType(TYPE_MONSTER) and (c:IsLocation(LOCATION_GRAVE) or c:IsFaceup()) and c:IsAbleToDeck()
end
function cid.pltg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsControler(tp) and chkc:IsLocation(LOCATION_GRAVE+LOCATION_REMOVED) and cid.pltgfilter(chkc) end
	if chk==0 then return true end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TODECK)
	local g=Duel.SelectTarget(tp,aux.NecroValleyFilter(cid.pltgfilter),tp,LOCATION_GRAVE+LOCATION_REMOVED,0,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_TODECK,g,g:GetCount(),0,0)
end
function cid.plop(e,tp,eg,ep,ev,re,r,rp)
	local c=Duel.GetFirstTarget()
	if Duel.SendtoDeck(c,nil,2,REASON_EFFECT)>0 and c:IsLocation(LOCATION_DECK+LOCATION_EXTRA) and Duel.GetLocationCount(tp,LOCATION_SZONE)>0 then
		if c:IsLocation(LOCATION_DECK) then Duel.ShuffleDeck(tp) end
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_OPERATECARD)
		local tc=Duel.SelectMatchingCard(tp,cid.plfilter,tp,LOCATION_DECK,0,1,1,nil,tp):GetFirst()
		if tc then
			Duel.MoveToField(tc,tp,tp,LOCATION_SZONE,POS_FACEUP,true)
			local e1=Effect.CreateEffect(e:GetHandler())
			e1:SetDescription(aux.Stringid(id,0))
			e1:SetCode(EFFECT_CHANGE_TYPE)
			e1:SetType(EFFECT_TYPE_SINGLE)
			e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_CLIENT_HINT)
			e1:SetReset(RESET_EVENT+RESETS_STANDARD-RESET_TURN_SET)
			e1:SetValue(TYPE_SPELL+TYPE_CONTINUOUS)
			tc:RegisterEffect(e1)
		else
			Duel.ConfirmCards(1-tp,Duel.GetFieldGroup(tp,LOCATION_DECK,0))
			Duel.ShuffleDeck(tp)
		end
	end
end