--Urgent Link
--scripted by Larry126
local s,id=GetID()
function s.initial_effect(c)
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(15341821,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON+CATEGORY_TOKEN)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_ATTACK_ANNOUNCE)
	e1:SetCondition(s.condition)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	return Duel.GetAttacker():IsControler(1-tp) and Duel.GetFieldGroupCount(tp,LOCATION_EMZONE,0)==0
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
	e1:SetCode(EVENT_PRE_BATTLE_DAMAGE)
	e1:SetOperation(s.damop)
	e1:SetReset(RESET_PHASE+PHASE_DAMAGE)
	Duel.RegisterEffect(e1,tp)
	local e2=Effect.CreateEffect(c)
	e2:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e2:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
	e2:SetCode(EVENT_PHASE+PHASE_BATTLE)
	e2:SetReset(RESET_PHASE+PHASE_BATTLE)
	e2:SetCountLimit(1)
	e2:SetTarget(s.sptg)
	e2:SetOperation(s.spop)
	Duel.RegisterEffect(e2,tp)
end
function s.damop(e,tp,eg,ep,ev,re,r,rp)
	Duel.ChangeBattleDamage(tp,ev/2)
end
function s.spfilter(c)
	return c:IsLinkSummonable() and c:IsRace(RACE_CYBERSE)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.spfilter,tp,LOCATION_EXTRA,0,1,nil) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_EXTRA)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	local g=Duel.GetMatchingGroup(s.spfilter,tp,LOCATION_EXTRA,0,nil)
	if #g>0 and Duel.SelectYesNo(tp,aux.Stringid(9523599,0)) then
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
		local sg=g:Select(tp,1,1,nil)
		Duel.LinkSummon(tp,sg:GetFirst())
	end
end