I'm not sure but I tell ya this much I love it when people do that because they normally dump cards that I need and wouldn't move before.
Tyson Jackson
Total Cards - 469/638 - 74 %
Autos - 164/249 - 66 %
Mems - 221/280 - 79 %
RC - 38/38 - 100 %
1/1s - 21
Total Tyson Jackson Cards Including Dupes 641