Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
Once per turn, you can send any number of "Morphtronic" monsters from your hand to the Graveyard to have this card gain 800 ATK for each.
--ガジェット・トレーラー
--Gadget Hauler
local s,id=GetID()
function s.initial_effect(c)
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_TOGRAVE+CATEGORY_ATKCHANGE)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetCountLimit(1)
	e1:SetRange(LOCATION_MZONE)
	e1:SetTarget(s.tg)
	e1:SetOperation(s.op)
	c:RegisterEffect(e1)
end
s.listed_series={SET_MORPHTRONIC}
function s.filter(c)
	return c:IsSetCard(SET_MORPHTRONIC) and c:IsMonster()
end
function s.tg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.filter,tp,LOCATION_HAND,0,1,nil) end
	Duel.SetOperationInfo(0,CATEGORY_TOGRAVE,nil,1,tp,LOCATION_HAND)
end
function s.op(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsFacedown() or not c:IsRelateToEffect(e) then return end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TOGRAVE)
	local g=Duel.SelectMatchingCard(tp,s.filter,tp,LOCATION_HAND,0,1,63,nil)
	if #g==0 then return end
	Duel.SendtoGrave(g,REASON_EFFECT)
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetCode(EFFECT_UPDATE_ATTACK)
	e1:SetValue(#g*800)
	e1:SetReset(RESET_EVENT|RESETS_STANDARD_DISABLE)
	c:RegisterEffect(e1)
end