--ヴァンパイア・ベビー
--Vampire Baby
local s,id=GetID()
function s.initial_effect(c)
	--spsummon
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e1:SetCode(EVENT_PHASE|PHASE_BATTLE)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCountLimit(1)
	e1:SetCondition(s.spcon)
	e1:SetTarget(s.sptg)
	e1:SetOperation(s.spop)
	c:RegisterEffect(e1)
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_CONTINUOUS)
	e2:SetCode(EVENT_BATTLE_DESTROYING)
	e2:SetProperty(EFFECT_FLAG_CANNOT_DISABLE)
	e2:SetOperation(s.regop)
	c:RegisterEffect(e2)
end
function s.regop(e,tp,eg,ep,ev,re,r,rp)
	e:GetHandler():RegisterFlagEffect(id,RESET_EVENT|RESETS_STANDARD|RESET_PHASE|PHASE_BATTLE,0,1)
end
function s.spcon(e,tp,eg,ep,ev,re,r,rp)
	return e:GetHandler():GetFlagEffect(id)~=0
end
function s.filter(c,e,tp,rc,tid)
	return c:IsReason(REASON_BATTLE) and c:GetReasonCard()==rc and c:GetTurnID()==tid
		and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingMatchingCard(s.filter,tp,LOCATION_GRAVE,LOCATION_GRAVE,1,nil,e,tp,e:GetHandler(),Duel.GetTurnCount()) end
	local g=Duel.GetMatchingGroup(s.filter,tp,LOCATION_GRAVE,LOCATION_GRAVE,nil,e,tp,e:GetHandler(),Duel.GetTurnCount())
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,g,1,0,0)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	local ft=Duel.GetLocationCount(tp,LOCATION_MZONE)
	if ft<=0 then return end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local tc=Duel.SelectMatchingCard(tp,s.filter,tp,LOCATION_GRAVE,LOCATION_GRAVE,1,ft,nil,e,tp,e:GetHandler(),Duel.GetTurnCount())
	Duel.SpecialSummon(tc,0,tp,tp,false,false,POS_FACEUP)
end