The fact its a Wizard does actually hold some weight, as Wizard typal is an archetype that does encompass red
GX tells the player to flip 60 coins and take a present for each head the coin lands on, while also dealing a whopping 1060 damage to an opponent
Deathtouch is usually enough to make no one want to block Mirri, unless we face tokens or an indestructible blocker
Quick: Draft against an AI with no time constraints or waiting
So, from now on, Universes Beyond sets will go through the more typical lifecycle of booster sets, with a lot of Limited play at release and contributions to each Constructed format in ratios appropriate to the size of the format, thus reducing the churn of the larger nonrotating formats
This card's playtest name, by the way, was Kird Kitty