Wizards showed off three of those cards during the panel: Towashi, Isle of Vesuva, and Spatial Merging
--PLEASE DO NOT HESITATE TO MESSAGE WITH QUESTIONS
With that said I am intimately familiar with the power of recursion that Sunny T offers, and although this lacks the ability to recur noncreatures, there is still a lot of utility to be had here
The deck is filled with sacrifice fodder for Baba: we have plenty of cards that want to be sacrificed like Nimblewright Schematic to make more creature fodder, Ordeal of Nylea which ramps you when it's sacrificed, and Chime of Night which destroys a creature when it's sacrificed
However, as powerful as Urza is, were not sure its quite fast enough or flexible enough to ever come into play before youve already locked the game up anyway
Brawl allows players to build decks with cards from all MTG sets released on MTG Arena, including Alchemy sets and their digital-only mechanics