Yuriko, the Tiger's Shadow and Gwenom, Remorseless both let you cast whatever your put on top, with the former doming your opponent for what is hopefully a ton and the latter acting as a Bolas's Citadel on a stick, essentially putting into play everything you tutored with Dreams and potentially assembling a game-winning combo, like this one, maybe
It converts your mill plan into actual board pressure
Playstyle: go-wide token army Food/sac value snowballing board presence big finish turns
Plus, it even has cycling, so if you draw one when it's not useful, you can turn it into more discard and draw
Chart a course through the Sothera system to explore distant planets, wield dazzling magic, and wage war with alien factions," the website said