To get your collection started look out for bulk buys on eBay it's much easier/cheaper than buying them individually
From Secrets of Strixhaven , Muse Seeker is a two-mana looter that upgrades to a free draw whenever you cast something big, and Diary of Dreams is a colorless two-drop that quietly becomes a repeatable draw engine worth noting for the non-blue builds above
This makes him an alright inclusion in any Black deck, but things get real fun once we find ways to stack the top of our library with 4+ cmc cards: Scroll Rack, Sylvan Library, Lim-Dul's Vault, and others can help you draw as many cards as possible
You may have a very valuable Sol Ring from Limited Edition Alpha (about $1,300), but if the card has a less expensive printing, like from a Marvel Super Heroes Commander deck ($1-$2), it is skipped for this list
With Zinnia, Valleys Voice, you can give all your creature spells offspring for two generic mana, letting you make a 1/1 token copy of each creature spell you cast