For context on just how under the radar Brainstorm was, heres the eventual champion and shortlist Hall of Fame candidate, Justin Garys U/R list from that same event: Creatures (12) Lands (22) Spells (26) 2 Nevinyrral's Disk 4 Counterspell 4 Dissipate 4 Force of Will 3 Earthquake 3 Disintegrate 2 Incinerate 2 Serrated Arrows 2 Binding Grasp Sideboard Super rad deck, to be sure, but definitely could have benefited from a playset of Brainstorms
Hakka is definitely useful, especially given it can set up our end step draw ability
If you ask any Standard player right now, they would probably tell you that Sultai is a nice deck, but loses badly to Mono Red, which makes it unplayable
Rise of the Floodborn - Amethyst and Steel Best cards: Madam Mim, Snake
You're much more likely to open multiple rares in Set Boosters than in Draft Boosters
Below you will find several of the most powerful Limited archetypes in War of the Spark with a few examples of their best representative cards