Cards like Karn, the Great Creator, Ugin, the Ineffable, and The Wanderer not only remain powerful gameplay pieces but also serve as striking artistic statements
You have to live with that effect too, but it's almost a benefit with the commander giving you ready access to your graveyard
Id lean toward playing it with Felidar Umbra or Bear Umbra in addition to your normal suite of Swords and whatnot
Having compared and contrasted the competition for the Promised End in doing this list I should be better prepared to appraise the card
He hits hard, killing your opponent in three turns
Whats interesting, though, is that outside of a few cards that can fish instants and sorceries out of the graveyard, blue struggles with casting these cards again and again