I did, and I thought you should look at it yourself
"We wanted to be sure that the problem shared with us by some of our most-engaged players had the data to support it, and that the data continued to support it even after the meta settled." Well that data is in, and the card's been deemed too problematic to stay
Raffine, Scheming Seer Is A Powerful Legendary Creature In Magic: The Gathering Raffine, Scheming Seer is likely the strongest family leader, allowing any creature to grow larger and generate absurd amounts of card advantage for a low cost
[-8] You get an emblem with Whenever a creature dies, return it to the battlefield under your control at the beginning of the next end step. Whenever another nontoken creature you control dies, exile Liliana, Heretical Healer, then return her to the battlefield transformed under her owners control
The card is actually perfectly legal
If anything its only grown as I recently ran a particularly intense session for one of my campaigns