5 printings of Chemister's Insight
| Commander 2020 | C20 108 | $0.27 |
| Guilds of Ravnica | GRN 32 | $0.25 |
| The List | PLST GRN-32 | $0.23 |
| Ravnica: Clue Edition | CLU 81 | $0.11 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.