--インフェルニティ・デス・ドラゴン
function c72896720.initial_effect(c)
	--synchro summon
	aux.AddSynchroProcedure(c,aux.FilterBoolFunction(Card.IsAttribute,ATTRIBUTE_DARK),aux.NonTuner(nil),1)
	c:EnableReviveLimit()
	--destroy
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetCategory(CATEGORY_DAMAGE+CATEGORY_DESTROY)
	e1:SetDescription(aux.Stringid(72896720,0))
	e1:SetCountLimit(1)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCondition(c72896720.descon)
	e1:SetCost(c72896720.descost)
	e1:SetTarget(c72896720.destg)
	e1:SetOperation(c72896720.desop)
	c:RegisterEffect(e1)
end
function c72896720.descon(e,tp,eg,ep,ev,re,r,rp)
	return Duel.GetFieldGroupCount(tp,LOCATION_HAND,0)==0
end
function c72896720.descost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:GetHandler():GetAttackAnnouncedCount()==0 end
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_OATH)
	e1:SetCode(EFFECT_CANNOT_ATTACK)
	e1:SetReset(RESET_EVENT+0x1fe0000+RESET_PHASE+PHASE_END)
	e:GetHandler():RegisterEffect(e1,true)
end
function c72896720.destg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and chkc:IsControler(1-tp) and chkc:IsDestructable() end
	if chk==0 then return Duel.IsExistingTarget(Card.IsDestructable,tp,0,LOCATION_MZONE,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
	local g=Duel.SelectTarget(tp,Card.IsDestructable,tp,0,LOCATION_MZONE,1,1,nil)
	local d=g:GetFirst()
	local atk=0
	if d:IsFaceup() then atk=d:GetAttack() end
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,g,1,0,0)
	Duel.SetOperationInfo(0,CATEGORY_DAMAGE,nil,0,1-tp,atk/2)
end
function c72896720.desop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) then
		local atk=0
		if tc:IsFaceup() then atk=tc:GetAttack() end
		if Duel.Destroy(tc,REASON_EFFECT)==0 then return end
		Duel.Damage(1-tp,atk/2,REASON_EFFECT)
	end
end
