Not only does it enable you to give one of your opponents characters Reckless during their next turn, it also grants you a passive ability that punishes your opponent for banishing your characters
For the UNinitiated, Un sets are joke sets, and there have been two sets before Unstable
You put good Menace Creatures in your Krenko, Mob Boss deck because they're good at attacking or because they're goblins You don't play them because of Menace-Menace synergy
The Ghost-type was obtainable after trainers used a Dusk Stone on Misdreavus to trigger its evolution into Mismagius
In Commander, however, where youre making big plays against three opponents, there are plenty of opportunities for your opponents to counter a spell or two of yours
Youre basically building one huge momentum turn when every token maker becomes fuel for the next play