Im sure hell be okay momentarily
They are harmful to players, local game stores, and Wizards , and if things continue as they are, with counterfeit cards improving by the month, they could represent an existential threat to the game as a whole
Building a deck around her could go just about any way, from your typical Group Hug strategy, to mill, to general Storm, or even the route of aggro
Bruvac the Grandiloquent Tetsuko Umezawa, Fugitive Unesh, Criosphinx Sovereign Arcum Dagsson Lady Octopus, Inspired Inventor Talrand, Sky Summoner Baral, Chief of Compliance Azami, Lady of Scrolls Eluge, the Shoreless Sea Urza, Lord High Artificer These are the Mono-Blue Commanders that give you a reason to sleeve up a pile of Islands beyond the simple joy of saying "no" to your friends over and over again
If someone (even you) were to wipe the battlefield, you can have all of yours back for just one mana, since Mirror Entitys ability gives them all creature types
In a regular frame, this slot has the 20 uncommons (75%), 18 rares (21.3%), and 4 mythic rares (2.3%)