12 printings of Gruul Guildgate
They range from $0.09 to $0.32 — a 4× difference for a card with the same name. The set code and collector number printed along the bottom edge are what tell them apart.
| Ravnica Remastered | RVR 279 | $0.32 |
| Zendikar Rising Commander | ZNC 130 | $0.25 |
| The List | PLST RNA-249 | $0.25 |
| Dragon's Maze | DGM 150 | $0.24 |
| Modern Masters 2017 | MM3 236 | $0.23 |
| Ravnica Allegiance | RNA 249 | $0.23 |
| Ravnica Remastered | RVR 403 | $0.22 |
| Gatecrash | GTC 243 | $0.15 |
| Foundations | FDN 690 | $0.15 |
| Ravnica: Clue Edition | CLU 237 | $0.14 |
| Ravnica Allegiance | RNA 250 | $0.09 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.