Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
If only your opponent controls a monster, you can Special Summon this card (from your hand). While you control a Link-3 or higher "Dinowrestler" monster, face-up monsters you control are unaffected by the activated effects of your opponent's Link-3 or lower monsters.
--ダイナレスラー・バーリオニクス
--Dinowrestler Valeonyx
--Scripted by Eerie Code
local s,id=GetID()
function s.initial_effect(c)
	--special summon
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_SPSUMMON_PROC)
	e1:SetProperty(EFFECT_FLAG_UNCOPYABLE)
	e1:SetRange(LOCATION_HAND)
	e1:SetCondition(s.spcon)
	c:RegisterEffect(e1)
	--immune
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD)
	e2:SetCode(EFFECT_IMMUNE_EFFECT)
	e2:SetRange(LOCATION_MZONE)
	e2:SetTargetRange(LOCATION_MZONE,0)
	e2:SetTarget(aux.TargetBoolFunction(Card.IsFaceup))
	e2:SetCondition(s.econ)
	e2:SetValue(s.efilter)
	c:RegisterEffect(e2)
end
s.listed_series={SET_DINOWRESTLER}
function s.spcon(e,c)
	if c==nil then return true end
	return Duel.GetFieldGroupCount(c:GetControler(),LOCATION_MZONE,0)==0
		and Duel.GetFieldGroupCount(c:GetControler(),0,LOCATION_MZONE)>0
		and Duel.GetLocationCount(c:GetControler(),LOCATION_MZONE)>0
end
function s.ecfilter(c)
	return c:IsFaceup() and c:IsSetCard(SET_DINOWRESTLER) and c:IsLinkAbove(3)
end
function s.econ(e)
	return Duel.IsExistingMatchingCard(s.ecfilter,e:GetHandlerPlayer(),LOCATION_MZONE,0,1,nil)
end
function s.efilter(e,te)
	return te:GetOwnerPlayer()~=e:GetHandlerPlayer() and te:IsMonsterEffect() and te:IsActivated() and te:GetHandler():IsLinkBelow(3)
end