xabbo-scripts/ShopSniper.csx

var offers = new (string Identifier, int PriceThreshold)[] {
  ("hween_c22_taintedlamp", 9)
};

while (Run) {
  foreach (var offer in offers) {
    var info = FurniData[offer.Identifier];
    var mpOffer = SearchMarketplace(info.Name)
      .OfKind(offer.Identifier)
      .FirstOrDefault();
    if (mpOffer != null) {
      if (mpOffer.Price <= offer.PriceThreshold) {
        Send(Out.MarketplaceBuyOffer, (int)mpOffer.Id);
      }
    }
    Delay(400);
  }
}