Zada is not a commander for the faint of heart, but the same can be said about many of the best red commanders
Using cards like Entomb or even Final Parting makes assembling Eldrazi-Angel-Exodia pretty easy in Commander, and there arent that many ways to stop it, especially given it stops a Cyclonic Rift (because the spells mana value is still two, even when overloaded)
When trying out the precon, I did feel like I wasnt creating tokens consistently enough to truly make that card draw get out of hand, though there are some amazing late game lines of play to fill the board with Faerie friends
When a cards holo looks like its been scratched on the floor, does this still sit comfortably in near mint condition
Casual playgroups widely accept proxies, especially if players agree on their quality
Sneaky opponents can mislead you with what they show in a Blackmail