Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Once per turn, you can Tribute 1 face-up Pyro-Type monster you control to have all "Flamvell" monsters on the field gain 800 ATK until the End Phase.
--フレムベル・アーチャー
--Flamvell Archer
local s,id=GetID()
function s.initial_effect(c)
	--atkup
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_ATKCHANGE)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCountLimit(1)
	e1:SetTarget(s.attg)
	e1:SetOperation(s.atop)
	c:RegisterEffect(e1)
end
s.listed_series={SET_FLAMVELL}
function s.cfilter(c,tp)
	return c:IsFaceup() and c:IsRace(RACE_PYRO)
		and Duel.IsExistingMatchingCard(s.filter,tp,LOCATION_MZONE,0,1,c)
end
function s.filter(c)
	return c:IsFaceup() and c:IsSetCard(SET_FLAMVELL)
end
function s.attg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.CheckReleaseGroupCost(tp,s.cfilter,1,false,nil,nil,tp) end
	local g=Duel.SelectReleaseGroupCost(tp,s.cfilter,1,1,false,nil,nil,tp)
	Duel.Release(g,REASON_COST)
end
function s.atop(e,tp,eg,ep,ev,re,r,rp)
	local g=Duel.GetMatchingGroup(s.filter,tp,LOCATION_MZONE,0,nil)
	local tc=g:GetFirst()
	local c=e:GetHandler()
	for tc in aux.Next(g) do
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_UPDATE_ATTACK)
		e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE)
		e1:SetValue(800)
		e1:SetReset(RESETS_STANDARD_PHASE_END)
		tc:RegisterEffect(e1)
	end
end