You know how many creatures are on the Vintage restricted list
Archazia's Island - Ruby and Sapphire Best cards: Belle, Apprentice Inventor
This will make sure your deck will have the tools it needs to beat Burn, whether its combo or aggro, a top-tier netdeck, or a kitchen-table brew
While triggering strange permanents is a nice bonusand if you are building around Naban, Dean of Iteration, it's certainly worth considering these cards (and cards like them) for utility slots in your deckif there's one thing we've learned from Panharmonicon, it's that most of the time, the right (and easiest) way to build around a card like Naban, Dean of Iteration is to play a ton of creatures with enters-the-battlefield triggers
You probably do not want more than one in the maindeck (if you want any at all), but the card seems like a fantastic sideboard option when playing against slower decks