Cheapest priced copy (Tenth Edition): $0.35 at Card Kingdom, near mint, their price list as of .
Lumengrid Warden 
Creature — Human Wizard · 1/3 · Common · Mirrodin · #41
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer
4 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Tenth Edition | 89 | Common | $0.35 | $0.49 |
| Ninth Edition | 84 | Common | $0.35 | — |
| Ninth Edition | 84★ | Common | — | $0.49 |
| Mirrodin | 41 | Common | $0.35 | $0.49 |