Cheapest priced copy (Mirrodin): $0.99 at Card Kingdom, near mint, their price list as of .
Auriok Steelshaper 
Creature — Human Soldier · 1/1 · Rare · Mirrodin · #4
Equip costs you pay cost {1} less.
As long as this creature is equipped, each creature you control that's a Soldier or a Knight gets +1/+1.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
1 printing · $0.99 to $7.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Mirrodin | 4 | Rare | $0.99 | $7.99 |