8 printings of Innocent Blood
They range from $0.35 to $0.89 — a 3× difference for a card with the same name. The set code and collector number printed along the bottom edge are what tell them apart.
| World Championship Decks 2003 | WC03 pk145 | $0.89 |
| The List | PLST EMA-94 | $0.65 |
| Odyssey | ODY 145 | $0.64 |
| Duel Decks: Nissa vs. Ob Nixilis | DDR 54 | $0.49 |
| Planechase | HOP 33 | $0.48 |
| Explorers of Ixalan | E02 19 | $0.39 |
| Eternal Masters | EMA 94 | $0.35 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.