--剣闘海戦
function c52394047.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	c:RegisterEffect(e1)
	--must attack
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD)
	e2:SetCode(EFFECT_MUST_ATTACK)
	e2:SetRange(LOCATION_SZONE)
	e2:SetTargetRange(0,LOCATION_MZONE)
	e2:SetCondition(c52394047.macon)
	c:RegisterEffect(e2)
	--boost
	local e3=Effect.CreateEffect(c)
	e3:SetCategory(CATEGORY_ATKCHANGE+CATEGORY_DEFCHANGE)
	e3:SetType(EFFECT_TYPE_QUICK_O)
	e3:SetCode(EVENT_FREE_CHAIN)
	e3:SetProperty(EFFECT_FLAG_CARD_TARGET+EFFECT_FLAG_DAMAGE_STEP)
	e3:SetRange(LOCATION_SZONE)
	e3:SetCountLimit(1)
	e3:SetHintTiming(TIMING_DAMAGE_STEP)
	e3:SetCondition(aux.dscon)
	e3:SetCost(c52394047.atkcost)
	e3:SetTarget(c52394047.atktg)
	e3:SetOperation(c52394047.atkop)
	c:RegisterEffect(e3)
	--indes
	local e4=Effect.CreateEffect(c)
	e4:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e4:SetCode(EVENT_DESTROYED)
	e4:SetProperty(EFFECT_FLAG_DELAY)
	e4:SetCondition(c52394047.indcon)
	e4:SetOperation(c52394047.indop)
	c:RegisterEffect(e4)
end
function c52394047.filter(c)
	return c:IsFaceup() and c:IsSetCard(0x19)
end
function c52394047.macon(e)
	return Duel.IsExistingMatchingCard(c52394047.filter,e:GetHandlerPlayer(),LOCATION_MZONE,0,1,nil)
end
function c52394047.cfilter(c)
	return c:IsSetCard(0x19) and c:IsType(TYPE_MONSTER) and c:IsAbleToDeckAsCost()
end
function c52394047.atkcost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(c52394047.cfilter,tp,LOCATION_HAND+LOCATION_GRAVE,0,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TOGRAVE)
	local g=Duel.SelectMatchingCard(tp,c52394047.cfilter,tp,LOCATION_HAND+LOCATION_GRAVE,0,1,1,nil)
	local cf=g:Filter(Card.IsFacedown,nil)
	if cf:GetCount()>0 then
		Duel.ConfirmCards(1-tp,cf)
	end
	Duel.SendtoDeck(g,nil,SEQ_DECKSHUFFLE,REASON_COST)
end
function c52394047.atkfilter(c)
	return c:IsFaceup() and c:IsSetCard(0x19) and c:GetBaseDefense()>0
end
function c52394047.atktg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and chkc:IsControler(tp) and c52394047.atkfilter(chkc) end
	if chk==0 then return Duel.IsExistingTarget(c52394047.atkfilter,tp,LOCATION_MZONE,0,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_FACEUP)
	Duel.SelectTarget(tp,c52394047.atkfilter,tp,LOCATION_MZONE,0,1,1,nil)
end
function c52394047.atkop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsFaceup() and tc:IsRelateToEffect(e) then
		local e1=Effect.CreateEffect(e:GetHandler())
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_UPDATE_ATTACK)
		e1:SetValue(tc:GetBaseDefense())
		e1:SetReset(RESET_EVENT+RESETS_STANDARD+RESET_PHASE+PHASE_END)
		tc:RegisterEffect(e1)
	end
end
function c52394047.indcon(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	return c:IsReason(REASON_EFFECT) and c:IsPreviousLocation(LOCATION_SZONE)
end
function c52394047.indop(e,tp,eg,ep,ev,re,r,rp)
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_INDESTRUCTABLE_BATTLE)
	e1:SetProperty(EFFECT_FLAG_IGNORE_IMMUNE)
	e1:SetTargetRange(LOCATION_MZONE,0)
	e1:SetTarget(c52394047.target)
	e1:SetReset(RESET_PHASE+PHASE_END)
	e1:SetValue(1)
	Duel.RegisterEffect(e1,tp)
end
function c52394047.target(e,c)
	return c:IsSetCard(0x19)
end
