14 printings of Inferno Titan
They range from $0.25 to $9.99 — a 40× difference for a card with the same name. The set code and collector number printed along the bottom edge are what tell them apart.
| Duels of the Planeswalkers 2012 Promos | PDP12 3 | — |
| Commander Masters | CMM 541 | — |
| The Hobbit Eternal | HOC 198 | $9.99 |
| Secret Lair Drop | SLD 224 | $4.16 |
| Magic 2011 | M11 146 | $0.55 |
| Commander Masters | CMM 235 | $0.33 |
| New Capenna Commander | NCC 269 | $0.31 |
| Magic 2012 | M12 147 | $0.28 |
| Archenemy: Nicol Bolas | E01 53 | $0.27 |
| Commander 2013 | C13 114 | $0.27 |
| Commander Anthology Volume II | CM2 109 | $0.27 |
| Tales of Middle-earth Commander | LTC 223 | $0.26 |
| Bloomburrow Commander | BLC 198 | $0.25 |
Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.