6 printings of Soul Burn
They range from $0.11 to $0.92 — 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.
| Invasion | INV 124★ | — |
| Pro Tour Collector Set | PTC ll161 | $0.92 |
| Deckmasters | DKM 9 | $0.22 |
| Coldsnap Theme Decks | CST 161 | $0.20 |
| Invasion | INV 124 | $0.11 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.