Dimir colours historically have a difficult time dealing with problematic enchantments
Both Tyvar's Stand and Royal Treatment (interchangeable with Snakeskin Veil , whatever your preference is) help to keep a creature protected and give it a stat boost to ensure it connects for damage
Specifically, your rally abilities won't trigger
Make sure to mention this at your Bracket 3 table, and be prepared to swap out Crackdown Construct if the rest of the pod objects
Ive heard a lot of people saying that this shouldnt cost 8 mana, but I dont think that there is any way to justify an effect that multiplies all of your attacking creatures by the amount of opponents that you have being any cheaper than this
You can run Tasha, the Witch Queen in the 99 of your Gonti, Canny Acquisitor deck and only care about its static ability to generate some Demon tokens for you, but its loyalty abilities also work well in this deck