Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
2 Level 4 "Battlin' Boxer" monsters If a "Battlin' Boxer" monster(s) you control would be destroyed by battle or card effect, you can detach 1 material from this card instead of destroying 1 of those monsters. If a material(s) is removed from this card: This card gains 800 ATK. * The above text is unofficial and describes the card's functionality in the OCG.
--BK 拘束蛮兵リードブロー
--Battlin' Boxer Lead Yoke
local s,id=GetID()
function s.initial_effect(c)
	Duel.EnableGlobalFlag(GLOBALFLAG_DETACH_EVENT)
	--xyz summon
	Xyz.AddProcedure(c,aux.FilterBoolFunctionEx(Card.IsSetCard,SET_BATTLIN_BOXER),4,2)
	c:EnableReviveLimit()
	--destroy replace
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
	e1:SetCode(EFFECT_DESTROY_REPLACE)
	e1:SetRange(LOCATION_MZONE)
	e1:SetTarget(s.reptg)
	e1:SetValue(s.repval)
	c:RegisterEffect(e1)
	--attack up
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,0))
	e2:SetCategory(CATEGORY_ATKCHANGE)
	e2:SetType(EFFECT_TYPE_TRIGGER_F+EFFECT_TYPE_SINGLE)
	e2:SetCode(EVENT_DETACH_MATERIAL)
	e2:SetTarget(s.atktg)
	e2:SetOperation(s.atkop)
	c:RegisterEffect(e2)
end
s.listed_series={SET_BATTLIN_BOXER}
function s.repfilter(c,tp)
	return c:IsFaceup() and c:IsControler(tp) and c:IsLocation(LOCATION_MZONE) and c:IsSetCard(SET_BATTLIN_BOXER) 
		and not c:IsReason(REASON_REPLACE)
end
function s.reptg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return eg:IsExists(s.repfilter,1,nil,tp) end
	if e:GetHandler():CheckRemoveOverlayCard(tp,1,REASON_EFFECT) and Duel.SelectEffectYesNo(tp,e:GetHandler(),96) then
		e:GetHandler():RemoveOverlayCard(tp,1,1,REASON_EFFECT)
		local g=eg:Filter(s.repfilter,nil,tp)
		if #g==1 then
			e:SetLabelObject(g:GetFirst())
		else
			Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESREPLACE)
			local cg=g:Select(tp,1,1,nil)
			e:SetLabelObject(cg:GetFirst())
		end
		return true
	else return false end
end
function s.repval(e,c)
	return c==e:GetLabelObject()
end
function s.atktg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:GetHandler():IsRelateToEffect(e) end
end
function s.atkop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsRelateToEffect(e) and c:IsFaceup() then
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetProperty(EFFECT_FLAG_COPY_INHERIT)
		e1:SetCode(EFFECT_UPDATE_ATTACK)
		e1:SetReset(RESET_EVENT|RESETS_STANDARD_DISABLE)
		e1:SetValue(800)
		c:RegisterEffect(e1)
	end
end