--召喚僧サモンプリースト
function c423585.initial_effect(c)
	--to defence
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(423585,0))
	e1:SetCategory(CATEGORY_POSITION)
	e1:SetType(EFFECT_TYPE_TRIGGER_F+EFFECT_TYPE_SINGLE)
	e1:SetCode(EVENT_SUMMON_SUCCESS)
	e1:SetTarget(c423585.potg)
	e1:SetOperation(c423585.poop)
	c:RegisterEffect(e1)
	local e2=e1:Clone()
	e2:SetCode(EVENT_FLIP_SUMMON_SUCCESS)
	c:RegisterEffect(e2)
	--special summon
	local e3=Effect.CreateEffect(c)
	e3:SetDescription(aux.Stringid(423585,1))
	e3:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e3:SetType(EFFECT_TYPE_IGNITION)
	e3:SetCountLimit(1)
	e3:SetRange(LOCATION_MZONE)
	e3:SetCost(c423585.spcost)
	e3:SetTarget(c423585.sptg)
	e3:SetOperation(c423585.spop)
	c:RegisterEffect(e3)
	--cannot release
	local e4=Effect.CreateEffect(c)
	e4:SetType(EFFECT_TYPE_SINGLE)
	e4:SetProperty(EFFECT_FLAG_SINGLE_RANGE)
	e4:SetRange(LOCATION_MZONE)
	e4:SetCode(EFFECT_UNRELEASABLE_SUM)
	e4:SetValue(1)
	c:RegisterEffect(e4)
	local e5=e4:Clone()
	e5:SetCode(EFFECT_UNRELEASABLE_NONSUM)
	c:RegisterEffect(e5)
end
function c423585.potg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chk==0 then return e:GetHandler():IsAttackPos() end
	Duel.SetOperationInfo(0,CATEGORY_POSITION,e:GetHandler(),1,0,0)
end
function c423585.poop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsFaceup() and c:IsAttackPos() and c:IsRelateToEffect(e) then
		Duel.ChangePosition(c,POS_FACEUP_DEFENCE)
	end
end
function c423585.costfilter(c)
	return c:IsType(TYPE_SPELL) and c:IsDiscardable()
end
function c423585.spcost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(c423585.costfilter,tp,LOCATION_HAND,0,1,e:GetHandler()) end
	Duel.DiscardHand(tp,c423585.costfilter,1,1,REASON_COST+REASON_DISCARD)
end
function c423585.filter(c,e,tp)
	return c:GetLevel()==4 and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function c423585.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingMatchingCard(c423585.filter,tp,LOCATION_DECK,0,1,nil,e,tp) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_DECK)
end
function c423585.spop(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,c423585.filter,tp,LOCATION_DECK,0,1,1,nil,e,tp)
	local tc=g:GetFirst()
	if tc then
		Duel.SpecialSummon(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+0x1fe0000+RESET_PHASE+PHASE_END)
		tc:RegisterEffect(e1)
	end
end
