Cheapest priced copy (Mirage): $0.35 at Card Kingdom, near mint, their price list as of .
Basalt Golem 
Artifact Creature — Golem · 2/4 · Uncommon · Mirage · #294
This creature can't be blocked by artifact creatures.
Whenever this creature becomes blocked by a creature, that creature's controller sacrifices it at end of combat. If the player does, they create a 0/2 colorless Wall artifact creature token with defender.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
1 printing · $0.35 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Mirage | 294 | Uncommon | $0.35 | — |
One ruling from Wizards of the Coast
- 1 November 2005The token creature is put onto the battlefield at the end of combat only if the blocking creature is sacrificed during the resolution of the triggered ability.