It makes a bunch of token copies of itself when it attacks, and usually, you'd have to exile them at the end of combat
The ideal solution with Pharma compliant tracking systems, full visibility on 3 logistic supplier levels, mix of active and passive tracker for each shipment
The biggest reason for this change seems to be that the sorcery has been widely adopted in Legacy Miracles decks where it combos with both Narset, Parter of Veils (to Mind Twist away your opponent's while refilling your hand) and Teferi, Time Raveler, which allows you to cast Day's Undoing on your opponent's end step to get around the "end your turn" drawback
Combos like this arent always viable out in real games, but the fact that this one is available in Standard is a great start
Its a very good start, but this feels a lot like a deck in dire need of upgrades
It's impossible to make a fair comparison across formats