Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
This card's Level is increased by the total Levels of all "Mecha Phantom Beast Tokens" you control. While you control a Token, this card cannot be destroyed by battle or card effects. Each turn, the first "Mecha Phantom Beast Token" you control that would be destroyed by battle, is not destroyed.
--幻獣機タートレーサー
--Mecha Phantom Beast Turtletracer
local s,id=GetID()
function s.initial_effect(c)
	--Gains the levels of all "Mecha Phantom Beast Token"
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetProperty(EFFECT_FLAG_SINGLE_RANGE)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCode(EFFECT_UPDATE_LEVEL)
	e1:SetValue(s.lvval)
	c:RegisterEffect(e1)
	--Cannot be destroyed by battle or effects while you control a Token
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_SINGLE)
	e2:SetProperty(EFFECT_FLAG_SINGLE_RANGE)
	e2:SetRange(LOCATION_MZONE)
	e2:SetCode(EFFECT_INDESTRUCTABLE_BATTLE)
	e2:SetCondition(s.indcon)
	e2:SetValue(1)
	c:RegisterEffect(e2)
	local e3=e2:Clone()
	e3:SetCode(EFFECT_INDESTRUCTABLE_EFFECT)
	c:RegisterEffect(e3)
	--The first "Mecha Phantom Beast Token" that would be destroyed is not
	local e4=Effect.CreateEffect(c)
	e4:SetType(EFFECT_TYPE_FIELD)
	e4:SetCode(EFFECT_INDESTRUCTABLE_COUNT)
	e4:SetRange(LOCATION_MZONE)
	e4:SetTargetRange(LOCATION_MZONE,0)
	e4:SetCountLimit(1)
	e4:SetTarget(s.indtg)
	e4:SetValue(s.valcon)
	c:RegisterEffect(e4)
end
s.listed_names={TOKEN_MECHA_PHANTOM_BEAST}
function s.lvval(e,c)
	return Duel.GetMatchingGroup(aux.FaceupFilter(Card.IsCode,TOKEN_MECHA_PHANTOM_BEAST),c:GetControler(),LOCATION_MZONE,0,nil):GetSum(Card.GetLevel)
end
function s.tknfilter(c)
	return c:IsType(TYPE_TOKEN) or c:IsOriginalType(TYPE_TOKEN)
end
function s.indcon(e)
	return Duel.IsExistingMatchingCard(s.tknfilter,e:GetHandlerPlayer(),LOCATION_ONFIELD,0,1,nil)
end
function s.indtg(e,c)
	return c:IsCode(TOKEN_MECHA_PHANTOM_BEAST)
end
function s.valcon(e,re,r,rp)
	return (r&REASON_BATTLE)~=0
end