21 printings of Holy Strength
They range from $0.06 to $29.37 — a 490× difference for a card with the same name. The set code and collector number printed along the bottom edge are what tell them apart.
| Tenth Edition | 10E 22★ | — |
| Eighth Edition | 8ED 24★ | — |
| 30th Anniversary Edition | 30A 321 | — |
| Seventh Edition | 7ED 20★ | — |
| Ninth Edition | 9ED 19★ | — |
| Summer Magic / Edgar | SUM 24 | — |
| Limited Edition Alpha | LEA 24 | $29.37 |
| Limited Edition Beta | LEB 25 | $5.11 |
| Intl. Collectors' Edition | CEI 25 | $3.00 |
| Collectors' Edition | CED 25 | $1.26 |
| 30th Anniversary Edition | 30A 24 | $0.83 |
| Unlimited Edition | 2ED 25 | $0.79 |
| Ninth Edition | 9ED 19 | $0.22 |
| Revised Edition | 3ED 24 | $0.15 |
| Fourth Edition | 4ED 30 | $0.14 |
| Tenth Edition | 10E 22 | $0.10 |
| Seventh Edition | 7ED 20 | $0.10 |
| Magic 2011 | M11 16 | $0.09 |
| Magic 2010 | M10 15 | $0.08 |
| Eighth Edition | 8ED 24 | $0.06 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.