Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Until the end of this turn, all Normal Summoned/Set "Qli" monsters currently on the field gain 300 ATK, but are unaffected by other Spell/Trap effects, also their effects are negated.
--起動する機殻
--Qlipper Launch
local s,id=GetID()
function s.initial_effect(c)
	--All your normal summoned/set "Qli" monsters gain 300 ATK, have their effects negate, and unaffected by spells/traps
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_ATKCHANGE)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetHintTiming(TIMING_DAMAGE_STEP)
	e1:SetProperty(EFFECT_FLAG_DAMAGE_STEP)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetCondition(aux.StatChangeDamageStepCondition)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
s.listed_series={SET_QLI}
function s.filter(c)
	return c:IsFaceup() and c:IsSetCard(SET_QLI) and c:IsNormalSummoned()
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.filter,tp,LOCATION_MZONE,LOCATION_MZONE,1,nil) end
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local g=Duel.GetMatchingGroup(s.filter,tp,LOCATION_MZONE,LOCATION_MZONE,nil)
	for tc in g:Iter() do
		Duel.NegateRelatedChain(tc,RESET_TURN_SET)
		--Gains 300 ATK
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_UPDATE_ATTACK)
		e1:SetReset(RESETS_STANDARD_PHASE_END)
		e1:SetValue(300)
		tc:RegisterEffect(e1)
		--Negate their effects
		local e2=Effect.CreateEffect(c)
		e2:SetType(EFFECT_TYPE_SINGLE)
		e2:SetCode(EFFECT_DISABLE)
		e2:SetReset(RESETS_STANDARD_PHASE_END)
		tc:RegisterEffect(e2)
		local e3=Effect.CreateEffect(c)
		e3:SetType(EFFECT_TYPE_SINGLE)
		e3:SetCode(EFFECT_DISABLE_EFFECT)
		e3:SetValue(RESET_TURN_SET)
		e3:SetReset(RESETS_STANDARD_PHASE_END)
		tc:RegisterEffect(e3)
		--Unaffected by spells/traps
		local e4=Effect.CreateEffect(c)
		e4:SetDescription(3104)
		e4:SetType(EFFECT_TYPE_SINGLE)
		e4:SetProperty(EFFECT_FLAG_SINGLE_RANGE+EFFECT_FLAG_CLIENT_HINT)
		e4:SetRange(LOCATION_MZONE)
		e4:SetCode(EFFECT_IMMUNE_EFFECT)
		e4:SetReset(RESETS_STANDARD_PHASE_END)
		e4:SetValue(s.efilter)
		tc:RegisterEffect(e4)
	end
end
function s.efilter(e,te)
	return te:IsSpellTrapEffect() and te:GetOwner()~=e:GetOwner()
end