Considering this card is 26 years old with very few printings, it should at least have rarity going for it
Brawl Not Legal Vintage Legal Timeless Not Legal Commander Legal Pauper Not Legal Oathbreaker Legal Penny Not Legal Toolbox Buy This Card Notes and Rules Information for Shay Cormac: If a permanent enters the battlefield under an opponents control with hexproof, indestructible, protection, shroud, and/or ward after Shay Cormacs first ability resolves, it wont lose that ability until you activate Shay Cormacs first ability again
Then, drawing cards is painful
There is a bit of deck building tech if you put in a number of historic lands, likely Legendary lands to mitigate getting stuck on lands
What Ive always liked about Inquisition of Kozilek is that its universal enough that its playable against every deck, but its limitations are present enough that it leads to interesting decisions both around deck building and sideboarding