Beyond just being used to create the iconic life loss combo, Bloodthirsty Conqueror is also just a good card
You dont control any of that players permanents, spells, or abilities
One solution would be to just discard the 72nd card from each sheet, which is the error card (I am assuming this is technically possible, it apparently worked for the blank 1st card on the Jungle uncommons sheet, but I cant say for sure if its possible to discard a card from the middle of the sheet)
If opponents dont have a plan to counter Omniscience right away, this is very often a game-ending move, thanks to the abundance of incredible draw cards blue decks have access to
The set also includes a unique coin and a VSTAR marker, adding more depth to your gameplay
(Also shuffle this card.) If Bloomvine Regent enters at the same time as one or more other Dragons you control, its triggered ability will trigger for each of those Dragons, including itself