local cid,id=GetID()
function cid.initial_effect(c)
	--synchro summon
	aux.AddSynchroProcedure(c,aux.FilterBoolFunction(Card.IsSetCard,0xcd01),aux.NonTuner(nil),1)
	c:EnableReviveLimit()
	--change name
	local e0=Effect.CreateEffect(c)
	e0:SetType(EFFECT_TYPE_SINGLE)
	e0:SetProperty(EFFECT_FLAG_SINGLE_RANGE)
	e0:SetCode(EFFECT_ADD_CODE)
	e0:SetRange(LOCATION_MZONE+LOCATION_GRAVE)
	e0:SetValue(9012916)
	c:RegisterEffect(e0)
	--damage
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_F)
	e1:SetCode(EVENT_DAMAGE)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCountLimit(1,id)
	e1:SetCondition(cid.damcon)
	e1:SetOperation(cid.damop)
	c:RegisterEffect(e1)
end
function cid.damcon(e,tp,eg,ep,ev,re,r,rp)
	return bit.band(r,REASON_BATTLE+REASON_EFFECT)~=0 and ep~=tp and rp==tp
end
function cid.damop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local atk1=math.floor(ev/2)
	local atk2=0
	local ct=0
	local g=Duel.GetMatchingGroup(Card.IsFaceup,tp,0,LOCATION_MZONE,nil)
	local tc=g:GetFirst()
	while tc do
		local atk=tc:GetAttack()
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_UPDATE_ATTACK)
		e1:SetProperty(EFFECT_FLAG_SINGLE_RANGE)
		e1:SetValue(-atk1)
		e1:SetRange(LOCATION_MZONE)
		e1:SetReset(RESET_EVENT+RESETS_STANDARD+RESET_PHASE+PHASE_END)
		tc:RegisterEffect(e1)
		atk2=atk2+(atk-tc:GetAttack())
		tc=g:GetNext()
	end
	if atk2>0 then
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_UPDATE_ATTACK)
		e1:SetProperty(EFFECT_FLAG_SINGLE_RANGE)
		e1:SetValue(math.floor(atk2/2))
		e1:SetRange(LOCATION_MZONE)
		e1:SetReset(RESET_EVENT+RESETS_STANDARD+RESET_PHASE+PHASE_END)
		c:RegisterEffect(e1)
	end
end