Cheapest priced copy (Double Masters): $0.49 at Card Kingdom, near mint, their price list as of .
Bosh, Iron Golem 
Legendary Artifact Creature — Golem · 6/7 · Rare · Mirrodin · #147
Trample
{3}{R}, Sacrifice an artifact: Bosh deals damage equal to the sacrificed artifact's mana value to any target.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
7 printings · $0.49 to $7.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Double Masters | 236 | Rare | $0.49 | $0.79 |
| Commander 2014 | 230 | Rare | $0.49 | — |
| Commander 2018 | 198 | Rare | $0.49 | — |
| Commander 2021 | 237 | Rare | $0.49 | — |
| Commander Anthology Volume II | 5 | Rare | — | $0.49 |
| Planechase | 108 | Rare | $0.59 | — |
| Mirrodin | 147 | Rare | $0.69 | $7.99 |
2 rulings from Wizards of the Coast
- 7 August 2020Bosh can be sacrificed to pay the cost of its last ability.
- 7 August 2020If an artifact on the battlefield has {X} in its mana cost, X is considered to be 0.