3 printings of Lu Xun, Scholar General
They range from $0.31 to $27.40 — a 88× difference for a card with the same name. The set code and collector number printed along the bottom edge are what tell them apart.
| Portal Three Kingdoms | PTK 48 | $27.40 |
| Commander Anthology | CMA 41 | $0.31 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.