So, he may not bring something unique, but he's certainly not a bad card to have padding out your deck
It can use Sensei's Divining Top to make sure Urza casts the best card from among the library's top three cards, making Urza whiff far less often
Control players certainly appreciate its ability to exert force without needing to commit a large board, and it shines most in pods where big haymakers and synergistic combos are common
We're playing a couple Illusions in the deck, like Phantom Steed, but the majority of Illusions are going to made by triggering Minn through card draw: Merfolk Looter and All-Seeing Arbiter can guarantee triggering Minn on our own turn, while cards like Arcanis the Omnipotent can trigger her on any turn
Flip over the top card, and if its a lower casting cost, then you can play it for free