--ゴーストリック・ランタン
function c54512827.initial_effect(c)
	--summon limit
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetCode(EFFECT_CANNOT_SUMMON)
	e1:SetCondition(c54512827.sumcon)
	c:RegisterEffect(e1)
	--turn set
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(54512827,0))
	e2:SetCategory(CATEGORY_POSITION)
	e2:SetType(EFFECT_TYPE_IGNITION)
	e2:SetRange(LOCATION_MZONE)
	e2:SetTarget(c54512827.postg)
	e2:SetOperation(c54512827.posop)
	c:RegisterEffect(e2)
	--negate attack
	local e3=Effect.CreateEffect(c)
	e3:SetDescription(aux.Stringid(54512827,1))
	e3:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e3:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e3:SetCode(EVENT_ATTACK_ANNOUNCE)
	e3:SetRange(LOCATION_HAND)
	e3:SetCondition(c54512827.spcon1)
	e3:SetTarget(c54512827.sptg)
	e3:SetOperation(c54512827.spop)
	c:RegisterEffect(e3)
	local e4=Effect.CreateEffect(c)
	e4:SetDescription(aux.Stringid(54512827,1))
	e4:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e4:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e4:SetCode(EVENT_BE_BATTLE_TARGET)
	e4:SetRange(LOCATION_HAND)
	e4:SetCondition(c54512827.spcon2)
	e4:SetTarget(c54512827.sptg)
	e4:SetOperation(c54512827.spop)
	c:RegisterEffect(e4)
end
function c54512827.sfilter(c)
	return c:IsFaceup() and c:IsSetCard(0x8d)
end
function c54512827.sumcon(e)
	return not Duel.IsExistingMatchingCard(c54512827.sfilter,e:GetHandlerPlayer(),LOCATION_MZONE,0,1,nil)
end
function c54512827.postg(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	if chk==0 then return c:IsCanTurnSet() and c:GetFlagEffect(54512827)==0 end
	c:RegisterFlagEffect(54512827,RESET_EVENT+RESETS_STANDARD-RESET_TURN_SET+RESET_PHASE+PHASE_END,0,1)
	Duel.SetOperationInfo(0,CATEGORY_POSITION,c,1,0,0)
end
function c54512827.posop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsRelateToEffect(e) and c:IsFaceup() then
		Duel.ChangePosition(c,POS_FACEDOWN_DEFENSE)
	end
end
function c54512827.spcon1(e,tp,eg,ep,ev,re,r,rp)
	local at=Duel.GetAttacker()
	return at:IsControler(1-tp) and Duel.GetAttackTarget()==nil
end
function c54512827.spcon2(e,tp,eg,ep,ev,re,r,rp)
	local at=Duel.GetAttackTarget()
	return at:IsControler(tp) and at:IsFaceup() and at:IsSetCard(0x8d)
end
function c54512827.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and e:GetHandler():IsCanBeSpecialSummoned(e,0,tp,false,false,POS_FACEDOWN_DEFENSE) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,e:GetHandler(),1,0,0)
end
function c54512827.spop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if Duel.NegateAttack() then
		if not c:IsRelateToEffect(e) then return end
		if Duel.SpecialSummon(c,0,tp,tp,false,false,POS_FACEDOWN_DEFENSE)~=0 then
			Duel.ConfirmCards(1-tp,c)
		end
	end
end
