Cheapest priced copy (Deckmasters): $0.35 at Card Kingdom, near mint, their price list as of .
Walking Wall 
Artifact Creature — Wall · 0/6 · Uncommon · Ice Age · #346
Defender
{3}: This creature gets +3/-1 until end of turn and can attack this turn as though it didn't have defender. Activate only once each turn.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
2 printings · $0.35 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Deckmasters | 38 | Uncommon | $0.35 | — |
| Ice Age | 346 | Uncommon | $0.35 | — |