Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
2 Level 3 monsters During your Standby Phase: Detach 1 Xyz Material from this card or take 2000 damage. You cannot Special Summon any monsters. While this card has no Xyz Materials, it cannot attack.
--No.30 破滅のアシッド・ゴーレム
--Number 30: Acid Golem of Destruction
local s,id=GetID()
function s.initial_effect(c)
	--xyz summon
	Xyz.AddProcedure(c,nil,3,2)
	c:EnableReviveLimit()
	--remove material
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_DAMAGE)
	e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_F)
	e1:SetCode(EVENT_PHASE|PHASE_STANDBY)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCountLimit(1)
	e1:SetCondition(s.rmcon)
	e1:SetTarget(s.rmtg)
	e1:SetOperation(s.rmop)
	c:RegisterEffect(e1)
	--cannot attack
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_SINGLE)
	e2:SetCode(EFFECT_CANNOT_ATTACK)
	e2:SetCondition(s.atcon)
	c:RegisterEffect(e2)
	--disable spsummon
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_FIELD)
	e3:SetRange(LOCATION_MZONE)
	e3:SetCode(EFFECT_CANNOT_SPECIAL_SUMMON)
	e3:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
	e3:SetTargetRange(1,0)
	c:RegisterEffect(e3)
end
s.xyz_number=30
function s.atcon(e)
	return e:GetHandler():GetOverlayCount()==0
end
function s.rmcon(e,tp,eg,ep,ev,re,r,rp)
	return Duel.IsTurnPlayer(tp)
end
function s.rmtg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	if e:GetHandler():GetOverlayCount()==0 then
		Duel.SetOperationInfo(0,CATEGORY_DAMAGE,nil,0,tp,2000)
	end
end
function s.rmop(e,tp,eg,ep,ev,re,r,rp)
	if e:GetHandler():CheckRemoveOverlayCard(tp,1,REASON_EFFECT) and Duel.SelectYesNo(tp,aux.Stringid(id,1)) then
		e:GetHandler():RemoveOverlayCard(tp,1,1,REASON_EFFECT)
	else
		Duel.Damage(tp,2000,REASON_EFFECT)
	end
end