Cheapest priced copy (Aetherdrift): $0.35 at Card Kingdom, near mint, their price list as of .
Earthrumbler 
Artifact — Vehicle · 7/6 · Uncommon · Aetherdrift · #315
Vigilance, trample
Exile an artifact or creature card from your graveyard: This Vehicle becomes an artifact creature until end of turn.
Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)
Legal inCommanderBrawlStandardPioneerModernLegacyVintage
Not legal inPauper
2 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Aetherdrift | 160 | Uncommon | $0.35 | $0.49 |
| Aetherdrift | 315 | Uncommon | $0.35 | $0.49 |