Inventors , which comes out a few weeks in advance of Dominaria, so you get the sneak peek here using cards from that product
It's strong in ETB heavy brews like midrange and blink, sacrifice brews where you can sacrifice to something like Attrition and then come back, Aristocrats where you can trigger Blood Artist for wins, life gain for lifelink shenanigans, Voltron and equipment that invested in equipment infrastructure to and any heavy creature build
Historically, Dread Return has had best friends like Narcomoeba, Bridge from Below, and even the also-banned Hogaak, Arisen Necropolis
In Standard and Limited, non-games come primarily from natural variance in the mana base, where sometimes you draw a hand with all lands (or no lands), repeat the process for a couple of mulligans, end up with a not-that-functional five cards, and know from the start of the game that you are extremely unlikely to win
The flip side, The Grand Evolution, can be very strong though there might be better uses for 8 mana