Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
1 Rock monster + 1 Level 5 or 6 monster Must first be Special Summoned with "Fossil Fusion". If this card attacks a Defense Position monster, inflict piercing battle damage. When this attacking card destroys a monster by battle: You can activate this effect; this card can make a second attack in a row. You can banish this card from your GY, then target 1 monster on the field; destroy it. You can only use this effect of "Fossil Warrior Skull Knight" once per turn.
--中世代化石騎士 スカルナイト
--Fossil Warrior Skull Knight
--Logical Nonsense
--Substitute ID
local s,id=GetID()
function s.initial_effect(c)
	--Must be properly summoned before reviving
	c:EnableReviveLimit()
	Fusion.AddProcMix(c,true,true,aux.FilterBoolFunctionEx(Card.IsRace,RACE_ROCK),s.matfilter)
	--lizard check
	Auxiliary.addLizardCheck(c)
	--Must first be special summoned with "Fossil Fusion"
	local e0=Effect.CreateEffect(c)
	e0:SetType(EFFECT_TYPE_SINGLE)
	e0:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_UNCOPYABLE+EFFECT_FLAG_SINGLE_RANGE)
	e0:SetCode(EFFECT_SPSUMMON_CONDITION)
	e0:SetRange(LOCATION_EXTRA)
	e0:SetValue(aux.FossilLimit)
	c:RegisterEffect(e0)
	--Inflict piercing battle damage
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetCode(EFFECT_PIERCE)
	c:RegisterEffect(e1)
	--Can make a second attack in a row
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,0))
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e2:SetCode(EVENT_BATTLE_DESTROYING)
	e2:SetCondition(s.atcon)
	e2:SetOperation(s.atop)
	c:RegisterEffect(e2)
	--Destroy 1 monster on the field
	local e3=Effect.CreateEffect(c)
	e3:SetDescription(aux.Stringid(id,1))
	e3:SetCategory(CATEGORY_DESTROY)
	e3:SetType(EFFECT_TYPE_IGNITION)
	e3:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e3:SetRange(LOCATION_GRAVE)
	e3:SetCountLimit(1,id)
	e3:SetCost(Cost.SelfBanish)
	e3:SetTarget(s.destg)
	e3:SetOperation(s.desop)
	c:RegisterEffect(e3)
end
	--Specifically lists itself and "Fossil Fusion"
s.listed_names={id,CARD_FOSSIL_FUSION}
function s.matfilter(c)
	local lv=c:GetLevel()
	return c:HasLevel() and (lv==5 or lv==6)
end
	--If able to make a second attack
function s.atcon(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	return Duel.GetAttacker()==c and aux.bdocon(e,tp,eg,ep,ev,re,r,rp) and c:CanChainAttack()
end
	--Can make a second attack in a row
function s.atop(e,tp,eg,ep,ev,re,r,rp)
	Duel.ChainAttack()
end
	--Activation legality
function s.destg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) end
	if chk==0 then return Duel.IsExistingTarget(aux.TRUE,tp,LOCATION_MZONE,LOCATION_MZONE,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
	local g=Duel.SelectTarget(tp,aux.TRUE,tp,LOCATION_MZONE,LOCATION_MZONE,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,g,#g,0,0)
end
	--Destroy 1 monster on the field
function s.desop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc and tc:IsRelateToEffect(e) then
		Duel.Destroy(tc,REASON_EFFECT)
	end
end