Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Target any number of your banished "Invoked" monsters with different names; Special Summon them in Defense Position.
--魔法名－「大いなる獣」
--Omega Summon
local s,id=GetID()
function s.initial_effect(c)
	--Special Summon in Defense Position any number of banished "Invoked" monsters with different names
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetHintTiming(0,TIMINGS_CHECK_MONSTER_E)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
s.listed_series={SET_INVOKED}
function s.spfilter(c,e,tp)
	return c:IsFaceup() and c:IsSetCard(SET_INVOKED) and c:IsCanBeSpecialSummoned(e,0,tp,false,false,POS_FACEUP_DEFENSE)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_REMOVED) and chkc:IsControler(tp) and s.spfilter(chkc,e,tp) end
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingTarget(s.spfilter,tp,LOCATION_REMOVED,0,1,nil,e,tp) end
	local ft=Duel.GetLocationCount(tp,LOCATION_MZONE)
	if Duel.IsPlayerAffectedByEffect(tp,CARD_BLUEEYES_SPIRIT) then ft=1 end
	local g=Duel.GetMatchingGroup(s.spfilter,tp,LOCATION_REMOVED,0,nil,e,tp):Filter(Card.IsCanBeEffectTarget,nil,e)
	local tg=aux.SelectUnselectGroup(g,e,tp,1,math.min(ft,#g),aux.dncheck,1,tp,HINTMSG_SPSUMMON)
	Duel.SetTargetCard(tg)
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,tg,#tg,tp,0)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local ft=Duel.GetLocationCount(tp,LOCATION_MZONE)
	local g=Duel.GetTargetCards(e)
	if ft<=0 or #g==0 or (#g>1 and Duel.IsPlayerAffectedByEffect(tp,CARD_BLUEEYES_SPIRIT)) then return end
	if #g<=ft then
		Duel.SpecialSummon(g,0,tp,tp,false,false,POS_FACEUP_DEFENSE)
	else
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
		local sg=g:Select(tp,ft,ft,nil)
		Duel.SpecialSummon(sg,0,tp,tp,false,false,POS_FACEUP_DEFENSE)
		g:Sub(sg)
		Duel.SendtoGrave(g,REASON_RULE)
	end
end