Cheapest priced copy (Tarkir: Dragonstorm): $14.99 at Card Kingdom, near mint, their price list as of .
Mox Jasper 
Legendary Artifact · Mythic · Tarkir: Dragonstorm · #246
{T}: Add one mana of any color. Activate only if you control a Dragon.
Legal inCommanderBrawlStandardPioneerModernLegacyVintage
Not legal inPauper
5 printings · $14.99 to $64.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Tarkir: Dragonstorm Promos | 246p | Mythic | $15.99 | $17.99 |
| Tarkir: Dragonstorm Promos | 246s | Mythic | — | $34.99 |
| Tarkir: Dragonstorm | 246 | Mythic | $14.99 | $19.99 |
| Tarkir: Dragonstorm | 325 | Mythic | $22.99 | $64.99 |
| Tarkir: Dragonstorm | 419 | Mythic | — | — |