Nadu, Winged Wisdom A last-minute change to Nadu, Winged Wisdom that attempted to make it more appealing in Commander instead created one of the most outlandish creatures of all time
I saw some lists that ran the full four, but I am skeptical of running that many since they get weaker in multiples
Notably, following this recent spike, Jaws, Relentless Predator is now the most expensive mechanically unique Universes Beyond MTG card
Also, it works with any of your creatures, so it can be played outside artifact shells with any creatures that want to attack
(2/18/2022) If an Equipment with reconfigure somehow loses its abilities while it is attached, the effect causing it to not be a creature continues to apply until it becomes unattached
While its tough to know exactly how much impact it will have in Commander, being able to play a land and phase out a creature that you need to protect or a problem controlled by one of your opponents feels pretty cool