If a permanent enters the battlefield under an opponent's control with hexproof, indestructible, protection, shroud, and/or ward after Shay Cormac's first ability resolves, it won't lose that ability until you activate Shay Cormac's first ability again
3 Toxrill, the Corrosive Though mana intensive due to its cost of seven mana, Toxrill, the Corrosive is an incredible threat that can single-handedly help turn a game in its controller's favor
well, just read the card
I looked up a place locally that carried them since Id bought most of them from online auction sites
That would have been cool
There's also a much rarer variant from 1994's Legends, which used to cost $15 but are now selling for a whopping $99, with one outlier even going for $190