6 printings of Thundering Spineback
| Foundations Jumpstart | J25 726 | $0.31 |
| The Lost Caverns of Ixalan Commander | LCC 260 | $0.31 |
| Jumpstart | JMP 437 | $0.27 |
| Ixalan | XLN 210 | $0.25 |
| The List | PLST XLN-210 | $0.14 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.