Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
"Gladiator Beast Laquari" + 2 "Gladiator Beast" monsters Must first be Special Summoned (from your Extra Deck) by shuffling the above cards you control into the Deck. (You do not use "Polymerization".) When a Spell/Trap Card is activated (Quick Effect): You can discard 1 card; negate the activation, and if you do, destroy it. This card must be face-up on the field to activate and to resolve this effect.
--剣闘獣ヘラクレイノス
--Gladiator Beast Heraklinos
local s,id=GetID()
function s.initial_effect(c)
	--fusion material
	c:EnableReviveLimit()
	Fusion.AddProcMixN(c,true,true,78868776,1,aux.FilterBoolFunctionEx(Card.IsSetCard,SET_GLADIATOR),2)
	Fusion.AddContactProc(c,s.contactfil,s.contactop,s.splimit)
	--negate
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_NEGATE+CATEGORY_DESTROY)
	e1:SetType(EFFECT_TYPE_QUICK_O)
	e1:SetRange(LOCATION_MZONE)
	e1:SetProperty(EFFECT_FLAG_DAMAGE_STEP+EFFECT_FLAG_DAMAGE_CAL)
	e1:SetCode(EVENT_CHAINING)
	e1:SetCondition(s.discon)
	e1:SetCost(s.discost)
	e1:SetTarget(s.distg)
	e1:SetOperation(s.disop)
	c:RegisterEffect(e1)
	aux.DoubleSnareValidity(c,LOCATION_MZONE)
end
s.listed_series={SET_GLADIATOR}
s.material_setcode={SET_GLADIATOR}
function s.contactfil(tp)
	return Duel.GetMatchingGroup(function(c) return c:IsMonster() and c:IsAbleToDeckOrExtraAsCost() end,tp,LOCATION_ONFIELD,0,nil)
end
function s.contactop(g,tp)
	Duel.ConfirmCards(1-tp,g)
	Duel.SendtoDeck(g,nil,SEQ_DECKSHUFFLE,REASON_COST|REASON_MATERIAL)
end
function s.splimit(e,se,sp,st)
	return e:GetHandler():GetLocation()~=LOCATION_EXTRA
end
function s.discon(e,tp,eg,ep,ev,re,r,rp)
	return not e:GetHandler():IsStatus(STATUS_BATTLE_DESTROYED)
		and re:IsHasType(EFFECT_TYPE_ACTIVATE) and Duel.IsChainNegatable(ev)
end
function s.discost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(Card.IsDiscardable,tp,LOCATION_HAND,0,1,e:GetHandler()) end
	Duel.DiscardHand(tp,Card.IsDiscardable,1,1,REASON_COST|REASON_DISCARD)
end
function s.distg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetOperationInfo(0,CATEGORY_NEGATE,eg,1,0,0)
	if re:GetHandler():IsRelateToEffect(re) then
		Duel.SetOperationInfo(0,CATEGORY_DESTROY,eg,1,0,0)
	end
end
function s.disop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if not c:IsFaceup() or not c:IsRelateToEffect(e) then return end
	if Duel.NegateActivation(ev) and re:GetHandler():IsRelateToEffect(re) then
		Duel.Destroy(eg,REASON_EFFECT)
	end
end