--K9－666号 “Jacks”
local s,id,o=GetID()
function s.initial_effect(c)
	--xyz summon
	aux.AddXyzProcedure(c,nil,5,2)
	c:EnableReviveLimit()
	--destroy
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_DESTROY)
	e1:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e1:SetCode(EVENT_SPSUMMON_SUCCESS)
	e1:SetProperty(EFFECT_FLAG_DELAY+EFFECT_FLAG_CARD_TARGET+EFFECT_FLAG_DAMAGE_STEP)
	e1:SetCountLimit(1,id)
	e1:SetCondition(s.descon1)
	e1:SetCost(s.descost)
	e1:SetTarget(s.destg)
	e1:SetOperation(s.desop)
	c:RegisterEffect(e1)
	local e2=e1:Clone()
	e2:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e2:SetCode(EVENT_CHAINING)
	e2:SetRange(LOCATION_MZONE)
	e2:SetCondition(s.descon2)
	c:RegisterEffect(e2)
	--double damage
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_XMATERIAL)
	e3:SetCode(EFFECT_CHANGE_INVOLVING_BATTLE_DAMAGE)
	e3:SetValue(aux.ChangeBattleDamage(1,DOUBLE_DAMAGE))
	e3:SetCondition(s.dmcon)
	c:RegisterEffect(e3)
	Duel.AddCustomActivityCounter(id,ACTIVITY_CHAIN,s.chainfilter)
end
function s.chainfilter(re,tp,cid)
	local loc=Duel.GetChainInfo(cid,CHAININFO_TRIGGERING_LOCATION)
	return not (re:IsActiveType(TYPE_MONSTER) and loc&(LOCATION_HAND|LOCATION_GRAVE)>0)
end
function s.descon1(e,tp,eg,ep,ev,re,r,rp)
	return e:GetHandler():IsSummonType(SUMMON_TYPE_XYZ)
end
function s.descon2(e,tp,eg,ep,ev,re,r,rp)
	return rp==1-tp and re:IsActiveType(TYPE_MONSTER) and (Duel.GetChainInfo(ev,CHAININFO_TRIGGERING_LOCATION)&(LOCATION_GRAVE+LOCATION_HAND))~=0
end
function s.descost(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 s.destg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsOnField() and chkc:IsType(TYPE_MONSTER) end
	if chk==0 then return Duel.IsExistingTarget(nil,tp,LOCATION_MZONE,LOCATION_MZONE,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
	local g=Duel.SelectTarget(tp,nil,tp,LOCATION_MZONE,LOCATION_MZONE,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,g,1,0,0)
end
function s.desop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToChain() and tc:IsType(TYPE_MONSTER) then
		Duel.Destroy(tc,REASON_EFFECT)
	end
end
function s.dmcon(e,tp,eg,ep,ev,re,r,rp)
	return e:GetHandler():IsSetCard(0x1cb)
		and Duel.GetCustomActivityCount(id,1-e:GetHandlerPlayer(),ACTIVITY_CHAIN)>0
end
