5 printings of Catalog
They range from $0.06 to $0.27 — a 5× difference for a card with the same name. The set code and collector number printed along the bottom edge are what tell them apart.
| The List | PLST SOI-51 | $0.27 |
| Urza's Saga | USG 64 | $0.23 |
| Eighth Edition | 8ED 65 | $0.07 |
| Shadows over Innistrad | SOI 51 | $0.06 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.