I cut up some old MtG cards.(that will show them!) To be honest, I cut up old MtG cards all the time. (makeshift guitar pick, coasters, make furniture level, give them to my son, give them away.) I have so many worthless cards it's not even funny. Do you know what they say about what you are guaranteed to get when oping a booster box? You are guaranteed 36 lands, lots of wrapping paper, and a box full of broken dreams and disappointment.