5 printings of Seal of Doom
They range from $0.12 to $0.39 — 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.
| Modern Masters 2017 | MM3 83 | $0.39 |
| The List | PLST C15-135 | $0.20 |
| Dissension | DIS 53 | $0.14 |
| Nemesis | NEM 70 | $0.12 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.