Yawgmoth's Will can be an absolute terror when played right, especially since it exists in the color that cares most about the graveyard
Sazhs Chocobo is one example of many, According to the WeeklyMTG stream
It has seen multiple reprints and remains one of the most accessible high-powered graveyard cards in the format
Alternatively, you could play Sheriff of Nottingham, Corrupt Official with Simba, Fighting Prince - whose ability, Step Down or Fight, gives players the option to draw two cards and discard two cards whenever they banish another character in a challenge, or The Queen, Disguised Peddler, which allows you to tap it to discard a character to gain lore equal to the amount of lore that character can gain
Sevinne offers an interesting build around as he supports not only flashback, but also aftermath, retrace, and jump-start to really carve out a graveyard spells-matter archetype, leagues clearer than before
Many players are currently scrambling to replace their banned cards or try out new strategies entirely