5 printings of Personal Tutor
They range from $4.98 to $12.46 — 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.
| Portal | POR 64 | $12.46 |
| Secret Lair Drop | SLD 2492 | $9.41 |
| Commander Masters | CMM 110 | $6.52 |
| Commander Masters | CMM 633 | $4.98 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.