35 printings of Air Elemental
They range from $0.03 to $105.93 — a 3531× 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 343 | — |
| Eighth Edition | 8ED 59★ | — |
| Tenth Edition | 10E 64★ | — |
| Ninth Edition | 9ED 58★ | — |
| Seventh Edition | 7ED 58★ | — |
| Summer Magic / Edgar | SUM 47 | — |
| Limited Edition Alpha | LEA 46 | $105.93 |
| Limited Edition Beta | LEB 47 | $59.99 |
| Unlimited Edition | 2ED 47 | $5.99 |
| Collectors' Edition | CED 47 | $4.90 |
| Intl. Collectors' Edition | CEI 47 | $3.16 |
| 30th Anniversary Edition | 30A 46 | $1.47 |
| Revised Edition | 3ED 47 | $0.33 |
| Classic Sixth Edition | 6ED 56 | $0.32 |
| Fifth Edition | 5ED 71 | $0.29 |
| Starter 1999 | S99 32 | $0.26 |
| Fourth Edition | 4ED 59 | $0.22 |
| Core Set 2019 | M19 308 | $0.18 |
| Seventh Edition | 7ED 58 | $0.16 |
| Eighth Edition | 8ED 59 | $0.16 |
| Ninth Edition | 9ED 58 | $0.16 |
| Duels of the Planeswalkers | DPA 1 | $0.13 |
| Core Set 2020 | M20 44 | $0.12 |
| The List | PLST P02-31 | $0.12 |
| Portal Second Age | P02 31 | $0.10 |
| Battle Royale Box Set | BRB 3 | $0.10 |
| Beatdown Box Set | BTD 1 | $0.10 |
| Foundations Jumpstart | J25 284 | $0.09 |
| Duel Decks Anthology: Jace vs. Chandra | JVC 13 | $0.09 |
| Tenth Edition | 10E 64 | $0.06 |
| Duel Decks: Jace vs. Chandra | DD2 13 | $0.05 |
| Welcome Deck 2017 | W17 7 | $0.04 |
| Magic 2010 | M10 42 | $0.04 |
| Ixalan | XLN 45 | $0.03 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.