Cheapest priced copy (Eternal Masters): $0.35 at Card Kingdom, near mint, their price list as of .
Seismic Stomp 
Sorcery · Common · Magic 2014 · #152
Creatures without flying can't block this turn.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
3 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Eternal Masters | 146 | Common | $0.35 | $0.49 |
| Magic 2014 | 152 | Common | $0.35 | $0.49 |
| The List | EMA-146 | Common | $0.35 | — |
One ruling from Wizards of the Coast
- 8 June 2016No creature without flying will be able to block that turn, including creatures that lose flying after Seismic Stomp resolves and creatures without flying that enter the battlefield after Seismic Stomp resolves.