--ピアニッシモ
function c400014.initial_effect(c)
	--activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_ATKCHANGE)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetHintTiming(TIMING_DAMAGE_STEP)
	e1:SetCondition(c400014.condition)
	e1:SetTarget(c400014.target)
	e1:SetOperation(c400014.activate)
	e1:SetCountLimit(1,400014+EFFECT_COUNT_CODE_OATH)
	c:RegisterEffect(e1)
end
function c400014.condition(e,tp,eg,ep,ev,re,r,rp)
	return Duel.IsExistingMatchingCard(function(c)return c:IsFaceup() and c:IsSetCard(0x246) end,tp,LOCATION_MZONE,0,1,nil)
end
function c400014.filter(c)
	return c:IsFaceup() and c:IsSetCard(0x246)
end
function c400014.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and chkc:IsControler(tp) and c400014.filter(chkc) end
	if chk==0 then return Duel.IsExistingTarget(c400014.filter,tp,LOCATION_MZONE,0,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TARGET)
	Duel.SelectTarget(tp,c400014.filter,tp,LOCATION_MZONE,0,1,1,nil)
end
function c400014.activate(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) and tc:IsFaceup() and tc:IsType(TYPE_MONSTER) then
		local e2=Effect.CreateEffect(e:GetHandler())
		e2:SetType(EFFECT_TYPE_SINGLE)
		e2:SetCode(EFFECT_INDESTRUCTABLE_BATTLE)
		e2:SetValue(1)
		e2:SetReset(RESET_EVENT+0x1fe0000+RESET_PHASE+PHASE_END)
		tc:RegisterEffect(e2)
		local e3=e2:Clone()
		e3:SetCode(EFFECT_INDESTRUCTABLE_EFFECT)
		tc:RegisterEffect(e3)
		if Duel.IsExistingMatchingCard(c400014.thfilter,tp,LOCATION_DECK,0,1,nil)
		and Duel.IsExistingMatchingCard(function(c)return c:IsSetCard(0x246) and c:IsType(TYPE_QUICKPLAY) and c:GetCode()~=400014 end,tp,LOCATION_GRAVE,0,1,nil)
		and Duel.SelectYesNo(tp,aux.Stringid(400013,0)) then
			Duel.BreakEffect()
			Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
			local g=Duel.SelectMatchingCard(tp,c400014.thfilter,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
	end
end
function c400014.thfilter(c)
	return c:IsSetCard(0x246) and c:IsType(TYPE_MONSTER) and c:IsAbleToHand()
end