The allure to this format is the constant tinkering and building of new decks, which could become expensive, but it doesn't have to be
From Idea to Icon: Your Vision, Professionally Printed Studying what makes cards like Black Lotus and Force of Will legendary is more than just an academic exercise
Still, since I have a Meriekes Esper Dragons deck, Scalelord Reckoner will fit right in
Skeletal Scrying combines the black use of the graveyard with the Necropotence effect (paying one life to draw one card) to provide the cheapest X card-drawing spell this side of Prosperity
Cantrips, some of which could draw you lots of cards (like Foreshadow + Portent), could draw you into the lands you needed, but sometimes you just used one of your Counterspells to stop whatever they were doing for the turn and give yourself another turn to try to draw land