20 printings of Lava Axe
They range from $0.05 to $0.22 — a 4× difference for a card with the same name. The set code and collector number printed along the bottom edge are what tell them apart.
| Seventh Edition | 7ED 199★ | — |
| DCI Promos | DCI 13 | — |
| Eighth Edition | 8ED 197★ | — |
| Ninth Edition | 9ED 200★ | — |
| Starter 2000 | S00 31 | $0.22 |
| Magic 2015 | M15 154 | $0.20 |
| Portal Second Age | P02 107 | $0.19 |
| Tenth Edition | 10E 215 | $0.18 |
| Magic 2010 | M10 145 | $0.18 |
| Magic 2011 | M11 147 | $0.15 |
| Portal | POR 137 | $0.15 |
| Urza's Legacy | ULG 84 | $0.12 |
| Eighth Edition | 8ED 197 | $0.11 |
| Beatdown Box Set | BTD 40 | $0.09 |
| Seventh Edition | 7ED 199 | $0.09 |
| Magic 2014 | M14 143 | $0.08 |
| Ninth Edition | 9ED 200 | $0.08 |
| Magic 2012 | M12 148 | $0.07 |
| Core Set 2019 | M19 150 | $0.05 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.