Cards like Dark Confidant reward the bold with extra draw each turn, at the risk of precious life points
This means you have a sacrifice effect in the Command Zone that you can be ensured of getting for your sacrifice matters (10th most-played archetype on EDHREC.com) and Aristocrats (6th) that cares about this ability
Examples here include Unburial Rites, Deep Analysis, and Roar of the Wurm
While its also about a multiversal race, Amonkhet is one of the major featured planes, and new cards will introduce more Mummy Zombie Creatures, as well as Zombie-adjacent Artifacts
If you want to get really techy in the creature-dying deck, use Revel in Riches to create a pile of Treasure tokens and take that alternate win
Chalice, while a great answer to all the cascade decks, also helps lock out a few other decks in Modern, allowing your merfolk to easily pressure them