5 printings of Shield Wall
They range from $0.22 to $1.86 — a 8× 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 44★ | — |
| Legends | LEG 36 | $1.86 |
| Seventh Edition | 7ED 44 | $0.23 |
| Fifth Edition | 5ED 63 | $0.22 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.