Cheapest priced copy (Marvel Super Heroes Commander): $0.99 at Card Kingdom, near mint, their price list as of .
Wall Off 
Instant · Common · Marvel Super Heroes Commander · #614
This spell costs {1} less to cast for each creature your opponents control.
Create a 0/4 colorless Wall creature token with defender. You gain 4 life.
Legal inCommanderLegacyVintagePauper
Not legal inBrawlStandardPioneerModern
1 printing · $0.49 to $0.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Marvel Super Heroes Commander | 614 | Common | $0.99 | $0.49 |