17 printings of Memory Lapse
They range from $0.40 to $2.49 — a 6× difference for a card with the same name. The set code and collector number printed along the bottom edge are what tell them apart.
| Judge Gift Cards 1999 | G99 1 | — |
| Seventh Edition | 7ED 88★ | — |
| Pro Tour Collector Set | PTC shr32bsb | — |
| Secret Lair Drop | SLD 2142 | — |
| Pro Tour Collector Set | PTC shr32asb | $2.49 |
| Strixhaven Mystical Archive | STA 16 | $1.80 |
| World Championship Decks 1998 | WC98 rb32 | $1.75 |
| Eternal Masters | EMA 60 | $0.69 |
| World Championship Decks 2002 | WC02 cr88 | $0.67 |
| Mirage | MIR 74 | $0.54 |
| Seventh Edition | 7ED 88 | $0.53 |
| Duel Decks: Jace vs. Vraska | DDM 24 | $0.50 |
| The List | PLST EMA-60 | $0.49 |
| Classic Sixth Edition | 6ED 81 | $0.45 |
| Fifth Edition | 5ED 103 | $0.45 |
| Homelands | HML 32b | $0.40 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.