6 printings of Mark of Mutiny
They range from $0.11 to $0.32 — a 3× difference for a card with the same name. The set code and collector number printed along the bottom edge are what tell them apart.
| Planechase 2012 | PC2 47 | $0.32 |
| The List | PLST PCA-47 | $0.32 |
| Iconic Masters | IMA 139 | $0.23 |
| Zendikar | ZEN 137 | $0.17 |
| Magic 2013 | M13 141 | $0.11 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.