Cheapest priced copy (Mirrodin): $0.35 at Card Kingdom, near mint, their price list as of .
Goblin Dirigible 
Artifact Creature — Construct · 4/4 · Uncommon · Mirrodin · #177
Flying
This creature doesn't untap during your untap step.
At the beginning of your upkeep, you may pay {4}. If you do, untap this creature.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Mirrodin | 177 | Uncommon | $0.35 | $0.49 |