--バハムート·シャーク
function c440556.initial_effect(c)
	--xyz summon
	aux.AddXyzProcedure(c,c440556.xyzfilter,2)
	c:EnableReviveLimit()
	--spsummon
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(440556,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCountLimit(1)
	e1:SetCost(c440556.spcost)
	e1:SetTarget(c440556.sptg)
	e1:SetOperation(c440556.spop)
	c:RegisterEffect(e1)
end
function c440556.xyzfilter(c)
	return c:GetLevel()==4 and c:IsAttribute(ATTRIBUTE_WATER)
end
function c440556.spcost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:GetHandler():CheckRemoveOverlayCard(tp,1,REASON_COST) end
	e:GetHandler():RemoveOverlayCard(tp,1,1,REASON_COST)
end
function c440556.filter(c,e,tp)
	return c:IsRankBelow(3) and c:IsAttribute(ATTRIBUTE_WATER) and c:IsCanBeSpecialSummoned(e,0,tp,false,false,POS_FACEUP,tp)
end
function c440556.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingMatchingCard(c440556.filter,tp,LOCATION_EXTRA,0,1,nil,e,tp) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_EXTRA)
end
function c440556.spop(e,tp,eg,ep,ev,re,r,rp)
	if Duel.GetLocationCount(tp,LOCATION_MZONE)<=0 then return end
	local c=e:GetHandler()
	local cp=c:GetControler()
	Duel.Hint(HINT_SELECTMSG,cp,HINTMSG_SPSUMMON)
	local g=Duel.SelectMatchingCard(cp,c440556.filter,cp,LOCATION_EXTRA,0,1,1,nil,e,tp)
	if g:GetCount()>0 then
		Duel.SpecialSummon(g,0,tp,tp,false,false,POS_FACEUP)
		local e1=Effect.CreateEffect(e:GetHandler())
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_CANNOT_ATTACK)
		e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE)
		e1:SetReset(RESET_EVENT+0x1fe0000+RESET_PHASE+PHASE_END)
		c:RegisterEffect(e1)
	elseif cp~=tp then
		local cg=Duel.GetFieldGroup(cp,LOCATION_EXTRA,0)
		Duel.ConfirmCards(cg,tp)
	end
end
