--The Invocation of DH
--Scripted by: XGlitchy30
local cid,id=GetID()
function cid.initial_effect(c)
	--activate
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	c:RegisterEffect(e1)
	--atk & def
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD)
	e2:SetCode(EFFECT_UPDATE_ATTACK)
	e2:SetRange(LOCATION_FZONE)
	e2:SetTargetRange(LOCATION_MZONE,0)
	e2:SetTarget(cid.stattg)
	e2:SetValue(300)
	c:RegisterEffect(e2)
	local e3=e2:Clone()
	e3:SetCode(EFFECT_UPDATE_DEFENSE)
	c:RegisterEffect(e3)
	--banish/spsummon
	local e4=Effect.CreateEffect(c)
	e4:SetDescription(aux.Stringid(id,0))
	e4:SetCategory(CATEGORY_REMOVE+CATEGORY_SPECIAL_SUMMON)
	e4:SetType(EFFECT_TYPE_IGNITION)
	e4:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e4:SetRange(LOCATION_FZONE)
	e4:SetCountLimit(1,id)
	e4:SetCost(cid.cost)
	e4:SetTarget(cid.target)
	e4:SetOperation(cid.operation)
	c:RegisterEffect(e4)
	--search
	local e5=Effect.CreateEffect(c)
	e5:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_CONTINUOUS)
	e5:SetProperty(EFFECT_FLAG_CANNOT_DISABLE)
	e5:SetCode(EVENT_TO_GRAVE)
	e5:SetOperation(cid.regop)
	c:RegisterEffect(e5)
	local e6=Effect.CreateEffect(c)
	e6:SetDescription(aux.Stringid(id,1))
	e6:SetCategory(CATEGORY_SEARCH+CATEGORY_TOHAND)
	e6:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e6:SetRange(LOCATION_GRAVE)
	e6:SetCode(EVENT_PHASE+PHASE_STANDBY)
	e6:SetCountLimit(1,id+100)
	e6:SetCondition(cid.thcon)
	e6:SetCost(cid.thcost)
	e6:SetTarget(cid.thtg)
	e6:SetOperation(cid.thop)
	c:RegisterEffect(e6)
end
--ATK/DEF
function cid.stattg(e,c)
	return c:IsRace(RACE_ZOMBIE) and c:IsLevelAbove(5)
end

--BANISH/SPSUMMON
function cid.rfilter(c)
	return c:IsType(TYPE_MONSTER) and c:IsRace(RACE_ZOMBIE) and c:IsAbleToRemoveAsCost()
end
function cid.cost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(cid.rfilter,tp,LOCATION_GRAVE,0,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_REMOVE)
	local g=Duel.SelectMatchingCard(tp,cid.rfilter,tp,LOCATION_GRAVE,0,1,1,nil)
	if #g>0 then
		Duel.Remove(g,POS_FACEUP,REASON_COST)
	end
end
function cid.filter(c,e,tp)
	return c:IsAbleToRemove() or cid.sgfilter(c,e,tp)
end
function cid.sgfilter(c,e,tp)
	return Duel.GetLocationCount(tp,LOCATION_MZONE)>0 and c:IsType(TYPE_MONSTER) and c:IsRace(RACE_ZOMBIE) and c:IsLevelAbove(5) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function cid.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	local c=e:GetHandler()
	if chkc then return chkc:IsLocation(LOCATION_GRAVE) and cid.filter(chkc,e,tp) end
	if chk==0 then return Duel.IsExistingTarget(cid.filter,tp,LOCATION_GRAVE,LOCATION_GRAVE,1,nil,e,tp) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TARGET)
	local g=Duel.SelectTarget(tp,aux.NecroValleyFilter(cid.filter),tp,LOCATION_GRAVE,LOCATION_GRAVE,1,1,nil,e,tp)
	Duel.SetOperationInfo(0,CATEGORY_REMOVE,g,1,0,0)
	local sg=g:Filter(cid.sgfilter,nil,e,tp)
	if #sg>0 then
		Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,sg,1,0,0)
	end
end
function cid.operation(e,tp,eg,ep,ev,re,r,rp)
	if not e:GetHandler():IsRelateToEffect(e) then return end
	local tc=Duel.GetFirstTarget()
	if tc and tc:IsRelateToEffect(e) then
		local op=0
		if tc:IsAbleToRemove() and cid.sgfilter(tc,e,tp) then
			op=Duel.SelectOption(tp,aux.Stringid(id,2),aux.Stringid(id,3))
		elseif tc:IsAbleToRemove() then
			op=Duel.SelectOption(tp,aux.Stringid(id,2))
		elseif cid.sgfilter(tc,e,tp) then
			op=Duel.SelectOption(tp,aux.Stringid(id,3))+1
		else
			return
		end
		if op==0 then
			Duel.Remove(tc,POS_FACEUP,REASON_EFFECT)
		else
			Duel.SpecialSummon(tc,0,tp,tp,false,false,POS_FACEUP)
		end
	end
end

--SEARCH
function cid.regop(e,tp,eg,ep,ev,re,r,rp)
	if not e:GetHandler():IsPreviousLocation(LOCATION_ONFIELD) then return end
	e:GetHandler():RegisterFlagEffect(id,RESET_EVENT+RESETS_STANDARD+RESET_PHASE+PHASE_END,0,2)
end
function cid.thcon(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	return c:GetTurnID()~=Duel.GetTurnCount() and c:GetFlagEffect(id)>0
end
function cid.cfilter(c)
	return c:IsSetCard(0x5478) and c:IsAbleToRemoveAsCost()
end
function cid.thcost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:GetHandler():IsAbleToRemoveAsCost() and Duel.IsExistingMatchingCard(cid.cfilter,tp,LOCATION_GRAVE,0,1,e:GetHandler()) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_REMOVE)
	local g=Duel.SelectMatchingCard(tp,cid.cfilter,tp,LOCATION_GRAVE,0,1,1,e:GetHandler())
	g:AddCard(e:GetHandler())
	if #g>0 then
		Duel.Remove(g,POS_FACEUP,REASON_COST)
	end
end
function cid.scfilter(c)
	return c:IsSetCard(0x5478) and c:IsAbleToHand() and not c:IsCode(id,id-3)
end
function cid.thtg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(cid.scfilter,tp,LOCATION_DECK,0,1,nil) end
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,nil,1,tp,LOCATION_DECK)
end
function cid.thop(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
	local g=Duel.SelectMatchingCard(tp,cid.scfilter,tp,LOCATION_DECK,0,1,1,nil)
	if g:GetCount()>0 then
		Duel.SendtoHand(g,nil,REASON_EFFECT)
		Duel.ConfirmCards(1-tp,g)
	end
end