Even if Mirri isnt the best card in the set, shes currently cheaper than this list of cards from Commander 2016, and I think she could go up, based on that
Also being a 2/3 rather than a 2/1 creature will mean that it will survive a little bit longer
Sure, it pops up once in a while in Mono-Black decks to fight Burn decks in constructed environments, but in Limited you dont want to sacrifice the card space for this card
This would follow the trend set by the previous Universes Within Stranger Things cards from Streets of New Capenna
Wrap Up Magus of the Wheel | Illustration by Carl Frank Reds card draw isnt great compared to the other colors, but you can make it work as a reasonable approximation in the right builds
However, Edgar's last ability can cause you to win coin flips that would ordinarily have no winner