Racism in any form is unacceptable and has no place in our games, nor anywhere else." Invoke Prejudice, a card originally released in 1994 - the year after Magic: The Gathering debuted - was highlighted for its particularly egregious racist imagery and gameplay ability
Since it and the token both have flying, theres more help for Sephara, Skys Blade
Honestly, youre rarely going to encounter that ability used outside of Commander games, but its one hell of a flex whenever you do see it
Its hard to see this competing with old reliable Teysa Karlov, but theres a case to be made for the explosiveness of Eirdu, Carrier of Dawn / Isilu, Carrier of Twilight on the front side, dropping the harder-to-manage 3- and 4-drops a deck like this needs, like Pitiless Plunderer, Elenda, the Dusk Rose, Luminous Broodmoth, Syr Konrad, the Grim, and others, including Teysa
Urza is getting powered up now, but I have it on good authority (namely his) that he will be ready to dole out abilities as soon as Unstable is released on December 8
Things take off from there