After all, while sites like EDHRec.com exist, they only go so far, and frequently show off the same staples over and over
Just look at this short list of what you can get back, from the top of my head: Zulaport Cutthroat Cruel Celebrant Corpse Knight Elas il-Kor, Sadistic Pilgrim Bartolom del Presidio Blood Artist Viscera Seer Carrion Feeder Marionette Apprentice Reassembling Skeleton Putrid Goblin Cathar Commando Cast Raise the Past, sacrifice your entire board in response, and get them all back none the worse for wear
its ATK becomes half its current ATK, and if it does, this card gains that lost ATK
Its a good idea to call ahead to make sure that the store actually purchases cards
If your opponent(s) do decide to go the route of trying to find items to hide though, you can choose to just hide cards from your deck and if you want to be really fancy, claim something like "I'm hiding red blood cells