11 printings of Casualties of War
They range from $0.23 to $0.94 — 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.
| War of the Spark Promos | PWAR 187s | — |
| Fallout | PIP 741 | — |
| Fallout | PIP 1004 | — |
| Fallout | PIP 476 | $0.94 |
| War of the Spark Promos | PWAR 187p | $0.82 |
| War of the Spark | WAR 187 | $0.63 |
| Fallout | PIP 213 | $0.39 |
| Secrets of Strixhaven Commander | SOC 300 | $0.29 |
| Bloomburrow Commander | BLC 125 | $0.29 |
| Tarkir: Dragonstorm Commander | TDC 98 | $0.23 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.