It can play brilliantly in Commander, too either protecting you from an alpha strike, or saving your board from a Blasphemous Act
That said, Satoru Umezawa makes for a great Commander on its own, as it gives all creatures in hand ninjutsu for two generic mana, one blue mana, and one black mana
We also have a backup plan that they probably dont, or at least shouldnt: Legion Loyalist
Tensions build on the city-world of Ravnica, where guilds vie to outsmart their opponents and further their own agendas
This list is biased toward Commander
It may be slow at 6 mana, but Archetype of Imagination can effectively make your fliers unblockable (reach aside) by hating on all your opponents' flying creatures