20 printings of Fire Elemental
They range from $0.03 to $100.63 — a 3354× difference for a card with the same name. The set code and collector number printed along the bottom edge are what tell them apart.
| 30th Anniversary Edition | 30A 441 | — |
| Seventh Edition | 7ED 183★ | — |
| Summer Magic / Edgar | SUM 149 | — |
| Limited Edition Alpha | LEA 148 | $100.63 |
| Limited Edition Beta | LEB 149 | $34.75 |
| Intl. Collectors' Edition | CEI 149 | $5.49 |
| Unlimited Edition | 2ED 149 | $4.76 |
| Collectors' Edition | CED 149 | $4.16 |
| 30th Anniversary Edition | 30A 144 | $3.89 |
| Starter 1999 | S99 96 | $0.90 |
| Classic Sixth Edition | 6ED 176 | $0.35 |
| Revised Edition | 3ED 149 | $0.34 |
| Fourth Edition | 4ED 191 | $0.28 |
| The List | PLST M19-141 | $0.12 |
| Foundations | FDN 538 | $0.08 |
| Dominaria | DOM 120 | $0.06 |
| Magic 2013 | M13 130 | $0.06 |
| Core Set 2019 | M19 141 | $0.05 |
| Core Set 2020 | M20 138 | $0.03 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.