Cheapest priced copy (Chronicles): $0.35 at Card Kingdom, near mint, their price list as of .
Wall of Vapor 
Creature — Wall · 0/1 · Common · Chronicles Foreign Black Border · #27
Defender (This creature can't attack.)
Prevent all damage that would be dealt to this creature by creatures it's blocking.
Legal inCommanderLegacyVintagePauper
Not legal inBrawlStandardPioneerModern
3 printings · $0.35 to $0.39 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Chronicles Foreign Black Border | 27 | Common | — | — |
| Chronicles | 27 | Common | $0.35 | — |
| Legends | 84 | Common | $0.39 | — |