Original Playtest Cards in Magic: The Gathering: What Are They, and Are They Valuable? Draftsim This photo shows a set of pre alpha Power 9 playtest cards from the Gamma Playtest series, Magic's early design testing phase when everything was still a bit rough. Magic started with a single 120 card Heritage We have a great selection of Gamma Playtest Cards including this one that features none other than the Dark Knight himself, Batman! These cards are from the trial and error Magic's earliest cube ever, Alpha playtest cube now complete! So, @dropoutgenerouslygave all of the people in the video content trenches a year end bonus that reflected their success. (An industry rarity.) *slowclap* I used my allotment in the most responsible way