--昇天の角笛
--Horn of Heaven
local s,id=GetID()
function s.initial_effect(c)
	--Activate(summon)
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_DISABLE_SUMMON+CATEGORY_DESTROY)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_SUMMON)
	e1:SetCondition(s.condition)
	e1:SetCost(s.cost)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
	local e2=e1:Clone()
	e2:SetCode(EVENT_FLIP_SUMMON)
	c:RegisterEffect(e2)
	local e3=e1:Clone()
	e3:SetCode(EVENT_SPSUMMON)
	c:RegisterEffect(e3)
end
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	return Duel.GetCurrentChain(true)==0
end
function s.cost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.CheckReleaseGroupCost(tp,aux.TRUE,1,false,nil,nil) end
	local g=Duel.SelectReleaseGroupCost(tp,aux.TRUE,1,1,false,nil,nil)
	Duel.Release(g,REASON_COST)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetOperationInfo(0,CATEGORY_DISABLE_SUMMON,eg,#eg,0,0)
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,eg,#eg,0,0)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	Duel.NegateSummon(eg)
	Duel.Destroy(eg,REASON_EFFECT)
end