A crossover between Magic: The Gathering and Dungeons & Dragons , It featured 22 new treasure cards, more than any prior set
Aesi also helps a lot here with its landfall draw trigger, but also cards like Guardian Project, Garruk's Uprising, Beast Whisperer (another Elf, so be careful when you play this with Oracle of Mul Daya) and Regal Force fit nicely here
Undo (Mirage/Visions/Weatherlight) Each block has a different threshold of development
That answer can just be the strongest one, but that journey tends to involve minimal creativity and maximum expense not a great return for your hobby
I should also note that Bitterblossom, Warleaders Call and Liliana make up the vast majority of that $50
Michelangelo, On the Scene, is a really sweet pickup for decks that care about sacrificing large creatures